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4-40 Hardware

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Screws & Fasteners RNUT 4-40 STL T-SERIES CAD SOLD PER BAG CAT2-0440-50L Sherex 1: $33.43 8In Stock New Product	Mfr. Part # CAT2-0440-50L Mouser Part # 153-CAT2-0440-50L New Product	Sherex	Screws & Fasteners RNUT 4-40 STL T-SERIES CAD SOLD PER BAG	Datasheet	8In Stock	$33.43 $28.41 $26.86 $24.80 View $23.96 $22.93 $21.72 $20.92 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-4ET PEM 1: $1.09 56,273In Stock	Mfr. Part # SMTSO-440-4ET Mouser Part # 153-SMTSO-440-4ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	56,273In Stock	Cut Tape $1.09 $0.815 $0.634 $0.598 Reel $0.585 View $0.565 $0.546 $0.526 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES 19132 Vicor 1: $105.43 730In Stock	Mfr. Part # 19132 Mouser Part # 492-19132	Vicor	Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES	Datasheet	730In Stock	$105.43 $71.14	Min.: 1 Mult.: 1
Mounting Hardware NUT, BROACHING, STAINLESS KFS2-440 PEM 1: $0.64 212,114In Stock	Mfr. Part # KFS2-440 Mouser Part # 153-KFS2-440	PEM	Mounting Hardware NUT, BROACHING, STAINLESS Learn More about PEM kf2 kfs2 broaching nuts	Datasheet	212,114In Stock	$0.64 $0.46 $0.369 $0.332 View $0.308 $0.30 $0.282 $0.276 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-2ET PEM 1: $0.85 182,258In Stock	Mfr. Part # SMTSO-440-2ET Mouser Part # 153-SMTSO-440-2ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	182,258In Stock	Cut Tape $0.85 $0.641 $0.499 $0.47 Reel $0.444 View $0.46 $0.429 $0.414 $0.408 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Mounting Hardware SMTRA440-9-6ET PEM 1: $2.17 17,261In Stock 42,600On Order	Mfr. Part # SMTRA440-9-6ET Mouser Part # 153-SMTRA440-9-6ET	PEM	Mounting Hardware Learn More about PEM smtra rangle fasteners	Datasheet	17,261In Stock 42,600On Order On Order Ship Dates Mfr. #: SMTRA440-9-6ET Stock: 17,261 Can Ship Immediately On Order: 900 Pending 19,200 Expected 12/30/2026 22,500 Expected 5/18/2027 Factory Lead-Time: 28 Weeks	Cut Tape $2.17 $1.62 $1.26 Reel $1.18 $1.15 View $1.12 $1.08 $1.04 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-440-12ET PEM 1: $1.27 118,338In Stock 31,200On Order	Mfr. Part # SMTSO-440-12ET Mouser Part # 153-SMTSO-440-12ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	118,338In Stock 31,200On Order On Order Ship Dates Mfr. #: SMTSO-440-12ET Stock: 118,338 Can Ship Immediately On Order: 300 Pending 30,900 Expected 11/6/2026 Factory Lead-Time: 14 Weeks	Cut Tape $1.27 $0.95 $0.739 Reel $0.697 $0.682 View $0.659 $0.636 $0.613 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Mounting Hardware NUT,BROACHING,STEEL,NO H.T. KF2-440-ET PEM 1: $0.30 133,321In Stock	Mfr. Part # KF2-440-ET Mouser Part # 153-KF2-440-ET	PEM	Mounting Hardware NUT,BROACHING,STEEL,NO H.T. Learn More about PEM kf2 kfs2 broaching nuts	Datasheet	133,321In Stock	$0.30 $0.219 $0.175 $0.158 View $0.147 $0.142 $0.134 $0.131 $0.127	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-8ET PEM 1: $1.30 96,519In Stock	Mfr. Part # SMTSO-440-8ET Mouser Part # 153-SMTSO-440-8ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	96,519In Stock	Cut Tape $1.30 $0.974 $0.758 Reel $0.715 $0.699 View $0.676 $0.653 $0.629 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650
Mounting Hardware NUT, MINILOCK FEO-440-MD PEM 1: $0.97 6,703In Stock	Mfr. Part # FEO-440-MD Mouser Part # 153-FEO-440-MD	PEM	Mounting Hardware NUT, MINILOCK	Datasheet	6,703In Stock	$0.97 $0.688 $0.551 $0.496 View $0.421 $0.412 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-1015-03-01-01 Samtec 1: $2.72 2,856In Stock	Mfr. Part # SO-1015-03-01-01 Mouser Part # 200-SO1015030101	Samtec	Standoffs & Spacers SureWare Precision Board Stacking Standoff		2,856In Stock	$2.72 $2.09 $1.64 $1.54 View $1.51 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-0715-01-01-02-N Samtec 1: $2.06 4,438In Stock	Mfr. Part # SO-0715-01-01-02-N Mouser Part # 200-SO0715010102N	Samtec	Standoffs & Spacers SureWare Precision Board Stacking Standoff		4,438In Stock	$2.06 $1.49 $1.47 $1.46 View $1.14 $1.10 $1.09 $1.07 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F R44-1001202 Harwin 1: $0.37 9,323In Stock	Mfr. Part # R44-1001202 Mouser Part # 855-R44-1001202	Harwin	Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F Learn More about Harwin hexagonal clearance spacers	Datasheet	9,323In Stock	$0.37 $0.32 $0.291 $0.28 View $0.275 $0.263 $0.256 Quote	Min.: 1 Mult.: 1
Mounting Hardware NUT, MINILOCK, FILM ONLY FE-440-MD PEM 1: $0.85 22,502In Stock	Mfr. Part # FE-440-MD Mouser Part # 153-FE-440-MD	PEM	Mounting Hardware NUT, MINILOCK, FILM ONLY	Datasheet	22,502In Stock	$0.85 $0.61 $0.488 $0.439 View $0.408 $0.397 $0.374 $0.366 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers BRASS SMT STANDOFF 440 L=.250 SMTSOB-440-8ET PEM 1: $1.35 5,870In Stock	Mfr. Part # SMTSOB-440-8ET Mouser Part # 153-SMTSOB-440-8ET	PEM	Standoffs & Spacers BRASS SMT STANDOFF 440 L=.250 Learn More about PEM smtsob sm fasteners	Datasheet	5,870In Stock	Cut Tape $1.35 $1.01 $0.782 Reel $0.737 $0.72 View $0.696 $0.672 $0.648 Quote	Min.: 1 Mult.: 1 : 650
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass KFB3-440-6ET PEM 1: $0.66 12,133In Stock	Mfr. Part # KFB3-440-6ET Mouser Part # 153-KFB3-440-6ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	12,133In Stock	$0.66 $0.474 $0.379 $0.341 View $0.317 $0.308 $0.291 $0.284 Quote	Min.: 1 Mult.: 1
Mounting Hardware FLOATER,ASSEMBLY,LOCKING,S/S LAC-440-2MD PEM 1: $2.55 5,534In Stock	Mfr. Part # LAC-440-2MD Mouser Part # 153-LAC-440-2MD	PEM	Mounting Hardware FLOATER,ASSEMBLY,LOCKING,S/S	Datasheet	5,534In Stock	$2.55 $1.90 $1.48 $1.40 View $1.37 $1.32 $1.27 Quote	Min.: 1 Mult.: 1
Screws & Fasteners PF11 PANEL FASTENER PF11-440-2 PEM 1: $2.96 3,603In Stock	Mfr. Part # PF11-440-2 Mouser Part # 153-PF11-440-2	PEM	Screws & Fasteners PF11 PANEL FASTENER Learn More about PEM pf11 pf12 pf11m pf12m screws	Datasheet	3,603In Stock	$2.96 $2.36 $2.18 $1.95 View $1.82 $1.72 $1.65 $1.58 $1.53	Min.: 1 Mult.: 1
Mounting Hardware ULTRASONIC INSERT, STAINLESS IUC-440-2 SI 1: $0.53 8,745In Stock	Mfr. Part # IUC-440-2 Mouser Part # 153-IUC-440-2	SI	Mounting Hardware ULTRASONIC INSERT, STAINLESS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	8,745In Stock	$0.53 $0.373 $0.298 $0.281 View $0.238 $0.228 $0.223 $0.215	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel KFE-440-16ET PEM 1: $0.84 6,396In Stock	Mfr. Part # KFE-440-16ET Mouser Part # 153-KFE-440-16ET	PEM	Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	6,396In Stock	$0.84 $0.595 $0.477 $0.449 View $0.381 $0.365 $0.357 Quote	Min.: 1 Mult.: 1
Screws & Fasteners NUT, X-HARD, PEM 300 SP-440-2 PEM 1: $0.89 11,238In Stock	Mfr. Part # SP-440-2 Mouser Part # 153-SP-440-2	PEM	Screws & Fasteners NUT, X-HARD, PEM 300 Learn More about PEM s self clinching nuts	Datasheet	11,238In Stock	$0.89 $0.687 $0.627 $0.552 View $0.511 $0.435 $0.425	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel KFE-440-4ET PEM 1: $0.57 10,226In Stock	Mfr. Part # KFE-440-4ET Mouser Part # 153-KFE-440-4ET	PEM	Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	10,226In Stock	$0.57 $0.408 $0.326 $0.294 View $0.273 $0.265 $0.25 $0.245 $0.236	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel KFSE-440-8 PEM 1: $0.89 11,534In Stock	Mfr. Part # KFSE-440-8 Mouser Part # 153-KFSE-440-8	PEM	Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	11,534In Stock	$0.89 $0.664 $0.517 $0.487 View $0.477 $0.461 $0.445 $0.429 $0.422	Min.: 1 Mult.: 1
Screws & Fasteners PANEL FASTENER,ASSY,BROACHING PFK-440-40 PEM 1: $4.24 3,564In Stock	Mfr. Part # PFK-440-40 Mouser Part # 153-PFK-440-40	PEM	Screws & Fasteners PANEL FASTENER,ASSY,BROACHING Learn More about PEM pfk captive panel screws	Datasheet	3,564In Stock	$4.24 $3.38 $3.12 $2.79 View $2.61 $2.49 $2.37 $2.27 $2.19	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .375 L Stainless Steel KFSE-440-12 PEM 1: $1.03 15,585In Stock	Mfr. Part # KFSE-440-12 Mouser Part # 153-KFSE-440-12	PEM	Standoffs & Spacers Broaching Standoff 4-40 .375 L Stainless Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	15,585In Stock	$1.03 $0.771 $0.60 $0.566 View $0.553 $0.535 $0.516 $0.498 Quote	Min.: 1 Mult.: 1

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