QM121 price and stock

QM121 Details
Register or Sign In to sort your Preferred Distributors to the top of the list!

Authorized Distributors

  • Abracon
  • Analog Devices Inc
  • Arrow
  • Avnet Americas
  • Bisco
  • Braemac Americas-Symmetry
  • Coilcraft
  • ComSIT USA
  • Cytech Systems Limited
  • DB Roberts
  • DigiKey
  • Dynamic Solutions
  • ECCO
  • element14
  • Fairview Microwave
  • Farnell
  • FDH Electronics
  • Flip Electronics
  • Future Electronics
  • GLYN
  • Heilind Americas
  • Interstate Connecting
  • L-com US
  • Maritex
  • Master Electronics
  • Microchip Technology
  • Mouser
  • NAC
  • New Advantage
  • Newark
  • NXP
  • Onlinecomponents.com
  • Pasternack Enterprises
  • PEI Genesis
  • Powell Electronics
  • PUI
  • RECOM Power
  • Richardson RFPD
  • Rochester
  • RS
  • Rutronik
  • Sager
  • Samtec
  • SiTime Corporation
  • STMicroelectronics
  • TE Connectivity
  • Teledyne e2v
  • TME
  • TTI
  • Venkel Ltd.
  • Verical
  • Waytek, Inc.
  • Wuhan P&S

Independent Distributors

  • Ameya
  • Bristol
  • Chip 1 Exchange
  • Chip Stock
  • Chip-Germany GmbH
  • Component Electronics, Inc
  • Futuretech Components
  • Greenchips
  • IBS Electronics
  • LCSC
  • MacroQuest
  • Neutron USA
  • NexGen Digital
  • Quest
  • Sense Electronic
  • Sensible Micro Corp
  • Shengyu Electronics
  • Unikey Electronic
  • Vyrian
  • Win Source Electronics
Show Filters
Select Manufacturer

Update Alert Settings for: QM121

Select Manufacturer
Which Manufacturer of QM121 would you like to use for your alert(s)?
  • Please alert me when QM121 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for QM121 alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
  • Please alert me when the single part price for QM121 to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for QM121 alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Is at most 256 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for QM121.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.
arrow upTOP

DigiKey ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
QM12112TR13 DISTI # 2312-QM12112TR13CT-ND
Qorvo GPIO GSM SPDT Min Qty: 1 Lead time: 35 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) QM12112TR13 Part Details 18890
In Stock
  • 10000 $0.2464
  • 1000 $0.2448
  • 250 $0.2600
  • 100 $0.2800
  • 1 $0.4600
$0.2448 / $0.4600 Buy Now QM12112TR13 Part Details
QM12113TR13 DISTI # 2312-QM12113TR13CT-ND
Qorvo RFFE GSM SP3T Min Qty: 1 Lead time: 35 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) QM12113TR13 Part Details 10000
In Stock
  • 10000 $0.3388
  • 100 $0.3366
  • 1 $0.4900
$0.3366 / $0.4900 Buy Now QM12113TR13 Part Details
QM12112TR13-10K DISTI # 2312-QM12112TR13-10KCT-ND
Qorvo GPIO GSM SPDT Min Qty: 1 Lead time: 31 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) QM12112TR13-10K Part Details 10000
In Stock
  • 50000 $0.1886
  • 30000 $0.1908
  • 20000 $0.1928
  • 10000 $0.1968
  • 5000 $0.1977
  • 2500 $0.2035
  • 1000 $0.2131
  • 500 $0.2222
  • 250 $0.2332
  • 100 $0.2515
  • 25 $0.2900
  • 10 $0.3250
  • 1 $0.4600
$0.1886 / $0.4600 Buy Now QM12112TR13-10K Part Details
QM12156TR13-10K DISTI # 2312-QM12156TR13-10KCT-ND
Qorvo P2P RFFE SP6T Min Qty: 1 Lead time: 35 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) QM12156TR13-10K Part Details 10000
In Stock
  • 10000 $0.3800
  • 1000 $0.4590
  • 500 $0.4696
  • 250 $0.4903
  • 100 $0.5246
  • 25 $0.5964
  • 10 $0.6620
  • 1 $0.9200
$0.3800 / $0.9200 Buy Now QM12156TR13-10K Part Details
QM12160TR13-10K DISTI # 2312-QM12160TR13-10KCT-ND
Qorvo SP10T RFFE2 LTE SWITCH Min Qty: 1 Lead time: 35 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) QM12160TR13-10K Part Details 10000
In Stock
  • 10000 $0.4400
  • 1000 $0.5355
  • 500 $0.5444
  • 250 $0.5678
  • 100 $0.6066
  • 25 $0.6880
  • 10 $0.7620
  • 1 $1.0600
$0.4400 / $1.0600 Buy Now QM12160TR13-10K Part Details
QM12114TR13-5K DISTI # 2312-QM12114TR13-5KCT-ND
Qorvo RFFE GSM SP4T Min Qty: 1 Lead time: 35 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) QM12114TR13-5K Part Details 9550
In Stock
  • 5000 $0.2926
  • 250 $0.2907
  • 100 $0.3100
  • 1 $0.5100
$0.2907 / $0.5100 Buy Now QM12114TR13-5K Part Details
AQM1212N-FLW-FLW DISTI # 2470-AQM1212N-FLW-FLW-ND
AZ Displays Inc GRAPHIC DISPLAY FSTN - - Lead time: 1 Weeks Container: Box MARKETPLACE PRODUCT AQM1212N-FLW-FLW Part Details Temporarily Out of Stock   Buy Now AQM1212N-FLW-FLW Part Details
QM12155TR13-10K DISTI # 2312-QM12155TR13-10KCT-ND
Qorvo P2P RFFE SP5T Min Qty: 1 Lead time: 35 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) QM12155TR13-10K Part Details Temporarily Out of Stock
  • 30000 $0.3100
  • 10000 $0.3500
  • 1000 $0.3672
  • 500 $0.3792
  • 250 $0.3965
  • 100 $0.4253
  • 25 $0.4856
  • 10 $0.5400
  • 1 $0.7600
$0.3100 / $0.7600 Buy Now QM12155TR13-10K Part Details
QM12158TR13-10K DISTI # 2312-QM12158TR13-10KCT-ND
Qorvo P2P RFFE SP8T Min Qty: 1 Lead time: 35 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) QM12158TR13-10K Part Details Temporarily Out of Stock
  • 10000 $0.4100
  • 1000 $0.4131
  • 500 $0.4245
  • 250 $0.4435
  • 100 $0.4751
  • 25 $0.5412
  • 10 $0.6010
  • 1 $0.8400
$0.4100 / $0.8400 Buy Now QM12158TR13-10K Part Details

View all 'QM121' results from DigiKey

Avnet Americas Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
QM12156TR13-10K DISTI # QM12156TR13-10K
Qorvo P2P RFFE SP6T - Tape and Reel (Alt: QM12156TR13-10K) COO: Taiwan (Province of China) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12156TR13-10K Part Details 0
  • 160000 $0.3648
  • 80000 $0.3667
  • 40000 $0.3686
  • 20000 $0.3705
  • 10000 $0.3724
$0.3648 / $0.3724 Buy Now QM12156TR13-10K Part Details
QM12158TR13-10K DISTI # QM12158TR13-10K
Qorvo P2P RFFE SP8T - Tape and Reel (Alt: QM12158TR13-10K) COO: Taiwan (Province of China) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12158TR13-10K Part Details 0
  • 160000 $0.3648
  • 80000 $0.3667
  • 40000 $0.3686
  • 20000 $0.3705
  • 10000 $0.3724
$0.3648 / $0.3724 Buy Now QM12158TR13-10K Part Details
QM12112TR13-10K DISTI # QM12112TR13-10K
Qorvo GPIO GSM SPDT - Tape and Reel (Alt: QM12112TR13-10K) COO: United States of America (the) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 20 Weeks, 0 Days Container: Tape & Reel QM12112TR13-10K Part Details 0
  • 160000 $0.1708
  • 80000 $0.1736
  • 40000 $0.1764
  • 20000 $0.1792
  • 10000 $0.1820
$0.1708 / $0.1820 Buy Now QM12112TR13-10K Part Details
QM12154TR13-10K DISTI # QM12154TR13-10K
Qorvo P2P RFFE SP4T - Tape and Reel (Alt: QM12154TR13-10K) COO: Taiwan (Province of China) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12154TR13-10K Part Details 0
  • 160000 $0.3510
  • 80000 $0.3570
  • 40000 $0.3630
  • 20000 $0.3690
  • 10000 $0.3750
$0.3510 / $0.3750 Buy Now QM12154TR13-10K Part Details
QM12114TR13-5K DISTI # QM12114TR13-5K
Qorvo RFFE GSM SP4T - Tape and Reel (Alt: QM12114TR13-5K) COO: China RoHS: Not Compliant Min Qty: 5000 Package Multiple: 5000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12114TR13-5K Part Details 0
  • 80000 $0.2112
  • 40000 $0.2123
  • 20000 $0.2134
  • 10000 $0.2145
  • 5000 $0.2156
$0.2112 / $0.2156 Buy Now QM12114TR13-5K Part Details
QM12113TR13 DISTI # QM12113TR13
Qorvo RFFE GSM SP3T - Tape and Reel (Alt: QM12113TR13) COO: Taiwan (Province of China) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12113TR13 Part Details 0
  • 160000 $0.2784
  • 80000 $0.2798
  • 40000 $0.2813
  • 20000 $0.2828
  • 10000 $0.2842
$0.2784 / $0.2842 Buy Now QM12113TR13 Part Details
QM12155TR13-10K DISTI # QM12155TR13-10K
Qorvo P2P RFFE SP5T - Tape and Reel (Alt: QM12155TR13-10K) COO: China RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12155TR13-10K Part Details 0
  • 160000 $0.3360
  • 80000 $0.3377
  • 40000 $0.3395
  • 20000 $0.3412
  • 10000 $0.3430
$0.3360 / $0.3430 Buy Now QM12155TR13-10K Part Details
QM12112TR13 DISTI # QM12112TR13
Qorvo - Tape and Reel (Alt: QM12112TR13) COO: Taiwan (Province of China) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12112TR13 Part Details 0
  • 160000 $0.2141
  • 80000 $0.2152
  • 40000 $0.2163
  • 20000 $0.2174
  • 10000 $0.2185
$0.2141 / $0.2185 Buy Now QM12112TR13 Part Details
QM12160TR13-10K DISTI # QM12160TR13-10K
Qorvo SP10T RFFE2 LTE SWITCH - Tape and Reel (Alt: QM12160TR13-10K) COO: Taiwan (Province of China) RoHS: Not Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 24 Weeks, 0 Days Container: Tape & Reel QM12160TR13-10K Part Details 0
  • 160000 $0.4224
  • 80000 $0.4246
  • 40000 $0.4268
  • 20000 $0.4290
  • 10000 $0.4312
$0.4224 / $0.4312 Buy Now QM12160TR13-10K Part Details

View all 'QM121' results from Avnet Americas

Mouser Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
QM12114TR13-5K DISTI # 772-QM12114TR13-5K
Qorvo RF Switch ICs RFFE GSM Switch QM12114TR13-5K Part Details 0
  • 1 $0.5300
  • 10 $0.5200
  • 100 $0.3100
  • 250 $0.3000
  • 500 $0.2900
  • 1000 $0.2780
  • 2500 $0.2700
  • 5000 $0.2650
$0.2650 / $0.5300 Order Now QM12114TR13-5K Part Details
QM12112TR13 DISTI # 772-QM12112TR13
Qorvo RF Switch ICs GPIO GSM Switch QM12112TR13 Part Details 0
  • 1 $0.4700
  • 10 $0.4600
  • 100 $0.2800
  • 250 $0.2600
  • 1000 $0.2340
  • 2500 $0.2270
  • 5000 $0.2230
$0.2230 / $0.4700 Order Now QM12112TR13 Part Details
QM12158TR13-10K DISTI # 772-QM12158TR13-10K
Qorvo RF Switch ICs P2P RFFE Switch QM12158TR13-10K Part Details 0
  • 1 $0.9100
  • 10 $0.9000
  • 100 $0.5400
  • 250 $0.5200
  • 500 $0.5000
  • 1000 $0.4600
  • 2500 $0.4400
  • 5000 $0.4000
$0.4000 / $0.9100 Order Now QM12158TR13-10K Part Details
QM12112TR13-10K DISTI # 772-QM12112TR13-10K
Qorvo RF Switch ICs GPIO GSM Switch QM12112TR13-10K Part Details 0
  • 10000 $0.2000
$0.2000 Order Now QM12112TR13-10K Part Details
QM12113TR13 DISTI # 772-QM12113TR13
Qorvo RF Switch ICs RFFE GSM Switch QM12113TR13 Part Details 0
  • 10000 $0.3260
$0.3260 Order Now QM12113TR13 Part Details
QM12154TR13-10K DISTI # 772-QM12154TR13-10K
Qorvo Qorvo P2P RFFE Switch QM12154TR13-10K Part Details 0
  • 10000 $0.4390
$0.4390 Order Now QM12154TR13-10K Part Details

View all 'QM121' results from Mouser Electronics

RS (Formerly Allied Electronics & Automation)

Part # Manufacturer Description Stock Price Price Range Buy
MGQM12-15 DISTI # 71828188
SMC Corporation of America GUIDED COMPACT CYLINDER, 12 BORE 15MM STROKE, MGQ SERIES Min Qty: 1 Package Multiple: 1 Container: Bulk MGQM12-15 Part Details 0
  • 1 $144.1800
$144.1800 RFQ MGQM12-15 Part Details
MGQM12-10 DISTI # 70613165
SMC CYLINDERS CYLINDER, 12MM BORE, 10MM STROKE, DOUBLE ACTING, MGQ SERIES Min Qty: 1 Package Multiple: 1 Container: Bulk MGQM12-10 Part Details 0
  • 1 $144.1800
$144.1800 RFQ MGQM12-10 Part Details
MGQM12-10-Y7PL DISTI # 75808641
SMC CYLINDERS CYLINDER, COMPACT, GUIDE, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-Y7PL Part Details 0
  • 1 $232.3100
  • 5 $223.0200
$223.0200 / $232.3100 RFQ MGQM12-10-Y7PL Part Details
MGQM12-100-A93L DISTI # 74121985
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-100-A93L Part Details 0
  • 1 $236.2200
  • 5 $224.4100
  • 10 $217.3200
$217.3200 / $236.2200 RFQ MGQM12-100-A93L Part Details
MGQM12-10-M9BVL DISTI # 74121992
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-M9BVL Part Details 0
  • 1 $280.4000
  • 5 $269.1900
$269.1900 / $280.4000 RFQ MGQM12-10-M9BVL Part Details
MGQM12-10-M9BVM DISTI # 74121993
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-M9BVM Part Details 0
  • 1 $272.2400
  • 5 $261.3500
$261.3500 / $272.2400 RFQ MGQM12-10-M9BVM Part Details
MGQM12-10-M9NVL DISTI # 74121996
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-M9NVL Part Details 0
  • 1 $278.3000
  • 5 $267.1600
$267.1600 / $278.3000 RFQ MGQM12-10-M9NVL Part Details
MGQM12-10-U06US DISTI # 74122002
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-U06US Part Details 0
  • 1 $162.0800
  • 5 $155.6000
$155.6000 / $162.0800 RFQ MGQM12-10-U06US Part Details
MGQM12-100-Y59BL DISTI # 74121989
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-100-Y59BL Part Details 0
  • 1 $293.3000
  • 5 $281.5700
$281.5700 / $293.3000 RFQ MGQM12-100-Y59BL Part Details
MGQM12-10-M9NVLS DISTI # 74121997
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-M9NVLS Part Details 0
  • 1 $211.2400
  • 5 $202.7900
$202.7900 / $211.2400 RFQ MGQM12-10-M9NVLS Part Details
MGQM12-100-Y69AL DISTI # 74121990
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-100-Y69AL Part Details 0
  • 1 $318.9600
  • 5 $306.2100
$306.2100 / $318.9600 RFQ MGQM12-100-Y69AL Part Details
MGQM12-10-M9PWVLS DISTI # 74122001
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-10-M9PWVLS Part Details 0
  • 1 $213.5400
  • 5 $205.0000
$205.0000 / $213.5400 RFQ MGQM12-10-M9PWVLS Part Details
20-MGQM12-10-M9BWVZ DISTI # 74121117
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk 20-MGQM12-10-M9BWVZ Part Details 0
  • 1 $307.7100
  • 5 $295.4000
$295.4000 / $307.7100 RFQ 20-MGQM12-10-M9BWVZ Part Details
MGQM12-100-M9PWMBPC DISTI # 74121987
SMC CYLINDERS GUIDED CYLINDER, COMPACT, MGQ SERIES Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk MGQM12-100-M9PWMBPC Part Details 0
  • 1 $321.7300
  • 5 $308.8600
$308.8600 / $321.7300 RFQ MGQM12-100-M9PWMBPC Part Details
MGQM12-10-M9PWVLS-U06US DISTI # 70632539
SMC CYLINDERS CYLINDER, MGQ SERIES Min Qty: 1 Package Multiple: 1 Container: Bulk MGQM12-10-M9PWVLS-U0... Part Details 0
  • 1 $231.4400
$231.4400 RFQ MGQM12-10-M9PWVLS-U0... Part Details

View all 'QM121' results from RS

View all 'QM121' results from RS

Avnet Silica Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
QM12112SB DISTI # QM12112SB
Qorvo (Alt: QM12112SB) RoHS: Compliant Min Qty: 5 Package Multiple: 5 Lead time: 13 Weeks, 0 Days QM12112SB Part Details Silica - 0   RFQ QM12112SB Part Details
QM12112SR DISTI # QM12112SR
Qorvo (Alt: QM12112SR) RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 13 Weeks, 0 Days QM12112SR Part Details Silica - 0   RFQ QM12112SR Part Details
QM12112EVB DISTI # QM12112EVB
Qorvo Fully Assembled EVB (Alt: QM12112EVB) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 13 Weeks, 0 Days QM12112EVB Part Details Silica - 0   RFQ QM12112EVB Part Details
QM12112TR13 DISTI # QM12112TR13
Qorvo (Alt: QM12112TR13) RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 25 Weeks, 0 Days QM12112TR13 Part Details Silica - 0   RFQ QM12112TR13 Part Details
QM12160TR13-10K DISTI # QM12160TR13-10K
Qorvo SP10T RFFE2 LTE SWITCH (Alt: QM12160TR13-10K) RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 25 Weeks, 0 Days QM12160TR13-10K Part Details Silica - 0   RFQ QM12160TR13-10K Part Details

View all 'QM121' results from Avnet Silica

Avnet Asia Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
QM12102SR DISTI # QM12102SR
Qorvo (Alt: QM12102SR) RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 11 Weeks, 3 Days QM12102SR Part Details 0   RFQ QM12102SR Part Details

Chip Stock  

Part # Manufacturer Description Stock Price Price Range Buy
Qorvo P2P Rffe SP8T QM12158TR13-10K Part Details 5115   RFQ QM12158TR13-10K Part Details

Associated Part Details

Most Popular RF/Microwave Switches

Most Popular Part Numbers