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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-440-8ET PEM 1: $1.30 41,621In Stock 59,800Expected 11/4/2026	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	41,621In Stock 59,800Expected 11/4/2026	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, BROACHING, STAINLESS KFS2-440 PEM 1: $0.64 214,417In 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	214,417In 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 83,375In Stock 105,000Expected 11/6/2026	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	83,375In Stock 105,000Expected 11/6/2026	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
Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES 19132 Vicor 1: $105.43 752In Stock	Mfr. Part # 19132 Mouser Part # 492-19132	Vicor	Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES	Datasheet	752In Stock	$105.43 $71.14	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-440-12ET PEM 1: $1.27 73,224In Stock 81,300On 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	73,224In Stock 81,300On Order On Order Ship Dates Mfr. #: SMTSO-440-12ET Stock: 73,224 Can Ship Immediately On Order: 300 Pending 81,000 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: $0.30 135,884In 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	135,884In 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-440-4ET PEM 1: $1.09 77,070In 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	77,070In 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
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: $2.58 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	$2.58 $2.09 $1.64 $1.54 View $1.51 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F R44-1001202 Harwin 1: $0.38 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	$0.38 $0.32 $0.291 $0.28 View $0.275 $0.263 $0.254 $0.244 $0.236	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-0715-01-01-02-N Samtec 1: $2.05 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	$2.05 $1.49 $1.48 $1.16 View $1.08 $1.04 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SUREWARE STANDOFF SO-0165-04-01-02 Samtec 1: $3.23 2,381In Stock	Mfr. Part # SO-0165-04-01-02 Mouser Part # 200-SO0165040102	Samtec	Standoffs & Spacers SUREWARE STANDOFF		2,381In Stock	$3.23 $2.67 $2.42 $2.24 View $1.77 $1.67 $1.63 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .062 L Brass KFB3-440-2ET PEM 1: $0.58 9,000In Stock	Mfr. Part # KFB3-440-2ET Mouser Part # 153-KFB3-440-2ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .062 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	9,000In Stock	$0.58 $0.409 $0.327 $0.308 View $0.261 $0.25 $0.245 $0.236	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .125 L Brass KFB3-440-4ET PEM 1: $0.67 8,157In Stock	Mfr. Part # KFB3-440-4ET Mouser Part # 153-KFB3-440-4ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .125 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	8,157In Stock	$0.67 $0.469 $0.376 $0.354 View $0.30 $0.287 $0.281 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass KFB3-440-8ET PEM 1: $0.72 8,868In Stock	Mfr. Part # KFB3-440-8ET Mouser Part # 153-KFB3-440-8ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	8,868In Stock	$0.72 $0.511 $0.409 $0.368 View $0.342 $0.332 $0.313 $0.307 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel KFSE-440-4 PEM 1: $0.94 10,152In Stock	Mfr. Part # KFSE-440-4 Mouser Part # 153-KFSE-440-4	PEM	Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	10,152In Stock	$0.94 $0.669 $0.535 $0.482 View $0.448 $0.435 $0.41 $0.401 Quote	Min.: 1 Mult.: 1
Screws & Fasteners NUT, LOCKING, S/S FILM ONLY LKS-440-2MD PEM 1: $1.30 6,461In Stock	Mfr. Part # LKS-440-2MD Mouser Part # 153-LKS-440-2MD	PEM	Screws & Fasteners NUT, LOCKING, S/S FILM ONLY	Datasheet	6,461In Stock	$1.30 $1.02 $0.927 $0.822 View $0.763 $0.647 $0.634	Min.: 1 Mult.: 1
Screws & Fasteners M4 x 0.7 Pitch Right Angle Threaded Fastner SMTRAM4-9-7ET PEM 1: $2.90 3,377In Stock 10,000Expected 3/3/2027	Mfr. Part # SMTRAM4-9-7ET Mouser Part # 153-SMTRAM4-9-7ET	PEM	Screws & Fasteners M4 x 0.7 Pitch Right Angle Threaded Fastner Learn More about PEM smtra rangle fasteners	Datasheet	3,377In Stock 10,000Expected 3/3/2027	Cut Tape $2.90 $2.17 $2.00 $1.79 Reel $1.66 View $1.58 $1.55 $1.50 $1.44 MouseReel Available	Min.: 1 Mult.: 1 : 200
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass KFB3-440-6ET PEM 1: $0.66 13,133In 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	13,133In 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 SS LOW PROFILE NUT SMPS-440 PEM 1: $0.36 27,148In Stock	Mfr. Part # SMPS-440 Mouser Part # 153-SMPS-440	PEM	Mounting Hardware SS LOW PROFILE NUT	Datasheet	27,148In Stock	$0.36 $0.258 $0.206 $0.186 View $0.172 $0.168 $0.158 $0.155 $0.149	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel KFE-440-16ET PEM 1: $0.84 6,616In 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	6,616In Stock	$0.84 $0.595 $0.477 $0.449 View $0.381 $0.365 $0.357 Quote	Min.: 1 Mult.: 1
Screws & Fasteners STUD, FLUSH, STEEL FH-440-6ZI PEM 1: $0.17 36,597In Stock	Mfr. Part # FH-440-6ZI Mouser Part # 153-FH-440-6ZI	PEM	Screws & Fasteners STUD, FLUSH, STEEL Learn More about PEM fh fha fhs self clinching threaded studs	Datasheet	36,597In Stock	$0.17 $0.132 $0.118 $0.102 View $0.093 $0.087 $0.082 $0.077 $0.075	Min.: 1 Mult.: 1

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