.hide-partial { max-height: none; } .show-more { display: none; }

4-40 Hardware

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Hardware

List Images

Results: 2.927

Applied Filters:

Thread Size = 4-40

Manufacturer

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) 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: $38.086 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	$38.086 $32.367 $30.601 $28.254 View $27.297 $26.124 $24.745 $23.834 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES 19132 Vicor 1: $120.114 752In Stock	Mfr. Part # 19132 Mouser Part # 492-19132	Vicor	Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES	Datasheet	752In Stock	$120.114 $81.048	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-8ET PEM 1: $1.481 43.677In Stock 59.800Expected 11/6/2026	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	43.677In Stock 59.800Expected 11/6/2026	Cut Tape $1.481 $1.110 $864 Reel $815 $796 View $770 $744 $717 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-440-12ET PEM 1: $1.447 74.304In 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	74.304In Stock 81.300On Order On Order Ship Dates Mfr. #: SMTSO-440-12ET Stock: 74.304 Can Ship Immediately On Order: 300 Pending 81.000 Expected 11/6/2026 Factory Lead-Time: 13 Weeks	Cut Tape $1.447 $1.082 $842 Reel $794 $777 View $751 $725 $698 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Mounting Hardware NUT, BROACHING, STAINLESS KFS2-440 PEM 1: $729 130.025In Stock 88.000Expected 10/21/2026	Mfr. Part # KFS2-440 Mouser Part # 153-KFS2-440	PEM	Mounting Hardware NUT, BROACHING, STAINLESS Learn More about PEM kf2 kfs2 broaching nuts	Datasheet	130.025In Stock 88.000Expected 10/21/2026	$729 $524 $420 $378 View $351 $342 $321 $314 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-2ET PEM 1: $968 87.214In 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	87.214In Stock 105.000Expected 11/6/2026	Cut Tape $968 $730 $568 $535 Reel $506 View $524 $489 $472 $465 MouseReel Available	Min.: 1 Mult.: 1 : 1.500
Mounting Hardware NUT,BROACHING,STEEL,NO H.T. KF2-440-ET PEM 1: $342 138.979In 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	138.979In Stock	$342 $250 $199 $180 View $167 $162 $153 $149 $145	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-4ET PEM 1: $1.242 78.865In 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	78.865In Stock	Cut Tape $1.242 $929 $722 $681 Reel $666 View $644 $622 $599 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Mounting Hardware NUT, MINILOCK FEO-440-MD PEM 1: $1.105 6.703In Stock	Mfr. Part # FEO-440-MD Mouser Part # 153-FEO-440-MD	PEM	Mounting Hardware NUT, MINILOCK	Datasheet	6.703In Stock	$1.105 $784 $628 $565 View $480 $469 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-1015-03-01-01 Samtec 1: $2.882 2.925In Stock	Mfr. Part # SO-1015-03-01-01 Mouser Part # 200-SO1015030101	Samtec	Standoffs & Spacers SureWare Precision Board Stacking Standoff		2.925In Stock	$2.882 $2.381 $1.868 $1.754 View $1.732 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SUREWARE STANDOFF SO-0165-04-01-02 Samtec 1: $3.680 2.641In Stock	Mfr. Part # SO-0165-04-01-02 Mouser Part # 200-SO0165040102	Samtec	Standoffs & Spacers SUREWARE STANDOFF		2.641In Stock	$3.680 $3.042 $2.757 $2.552 View $2.017 $1.880 $1.857 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-0715-01-01-02-N Samtec 1: $2.290 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	$2.290 $1.698 $1.686 $1.344 View $1.253 $1.242 $1.185	Min.: 1 Mult.: 1
Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F R44-1001202 Harwin 1: $444 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	$444 $370 $332 $319 View $313 $300 $281 $270 $262	Min.: 1 Mult.: 1
Screws & Fasteners STUD, FLUSH, STEEL FH-440-6ZI PEM 1: $194 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	$194 $150 $134 $116 View $106 $99,1 $93,4 $87,7 $85,4	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .375 L Carbon Steel KFE-440-12ET PEM 1: $820 5.861In Stock	Mfr. Part # KFE-440-12ET Mouser Part # 153-KFE-440-12ET	PEM	Standoffs & Spacers Broaching Standoff 4-40 .375 L Carbon Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	5.861In Stock	$820 $590 $472 $425 View $394 $384 $361 $354 Quote	Min.: 1 Mult.: 1
Screws & Fasteners PF11 PANEL FASTENER PF11-440-2 PEM 1: $3.372 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	$3.372 $2.689 $2.484 $2.222 View $2.073 $1.960 $1.880 $1.800 $1.743	Min.: 1 Mult.: 1
Mounting Hardware SS LOW PROFILE NUT SMPS-440 PEM 1: $410 27.148In Stock	Mfr. Part # SMPS-440 Mouser Part # 153-SMPS-440	PEM	Mounting Hardware SS LOW PROFILE NUT	Datasheet	27.148In Stock	$410 $294 $235 $212 View $196 $191 $180 $177 $170	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .062 L Brass KFB3-440-2ET PEM 1: $661 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	$661 $466 $373 $351 View $297 $285 $279 $269	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .125 L Brass KFB3-440-4ET PEM 1: $763 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	$763 $534 $428 $403 View $342 $327 $320 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass KFB3-440-8ET PEM 1: $820 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	$820 $582 $466 $419 View $390 $378 $357 $350 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel KFSE-440-4 PEM 1: $1.071 10.167In 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	10.167In Stock	$1.071 $762 $610 $549 View $510 $496 $467 $457 Quote	Min.: 1 Mult.: 1
Screws & Fasteners NUT, LOCKING, S/S FILM ONLY LKS-440-2MD PEM 1: $1.481 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	$1.481 $1.162 $1.056 $936 View $858 $827 $786 $751 $722	Min.: 1 Mult.: 1
Screws & Fasteners M4 x 0.7 Pitch Right Angle Threaded Fastner SMTRAM4-9-7ET PEM 1: $3.304 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 $3.304 $2.472 $2.279 $2.039 Reel $1.891 View $1.800 $1.766 $1.709 $1.641 MouseReel Available	Min.: 1 Mult.: 1 : 200
Standoffs & Spacers SOS-440-.250/KNURL CLINCH DSOS-440-250 PEM 1: $1.003 7.285In Stock	Mfr. Part # DSOS-440-250 Mouser Part # 153-DSOS-440-250	PEM	Standoffs & Spacers SOS-440-.250/KNURL CLINCH Learn More about PEM dso dsos standoffs	Datasheet	7.285In Stock	$1.003 $718 $574 $517 View $480 $467 $440 $431 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel KFE-440-4ET PEM 1: $649 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	$649 $465 $371 $335 View $311 $302 $285 $279 $269	Min.: 1 Mult.: 1

4-40 Hardware

Types of Hardware

Applied Filters:

Customer Service Office

Company

Resources

Support