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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: $43.46 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	$43.46 $36.93 $34.92 $32.24 View $31.15 $29.81 $28.24 $27.20 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-4ET PEM 1: $1.42 54,675In Stock 95,000Expected 3/3/2027	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	54,675In Stock 95,000Expected 3/3/2027	Cut Tape $1.42 $1.06 $0.824 $0.777 Reel $0.761 View $0.735 $0.71 $0.684 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES 19132 Vicor 1: $137.06 730In Stock	Mfr. Part # 19132 Mouser Part # 492-19132	Vicor	Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES	Datasheet	730In Stock	$137.06 $92.48	Min.: 1 Mult.: 1
Mounting Hardware SMTRA440-9-6ET PEM 1: $2.82 16,961In 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	16,961In Stock 42,600On Order On Order Ship Dates Mfr. #: SMTRA440-9-6ET Stock: 16,961 Can Ship Immediately On Order: 900 Pending 19,200 Expected 12/30/2026 22,500 Expected 5/26/2027 Factory Lead-Time: 28 Weeks	Cut Tape $2.82 $2.11 $1.64 Reel $1.53 $1.50 View $1.46 $1.40 $1.35 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-440-12ET PEM 1: $1.65 145,701In Stock 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	145,701In Stock 300On Order	Cut Tape $1.65 $1.24 $0.961 Reel $0.906 $0.887 View $0.857 $0.827 $0.797 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Mounting Hardware NUT, BROACHING, STAINLESS KFS2-440 PEM 1: $0.832 206,989In 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	206,989In Stock	$0.832 $0.598 $0.48 $0.432 View $0.40 $0.39 $0.367 $0.359 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-2ET PEM 1: $1.11 167,432In 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	167,432In Stock	Cut Tape $1.11 $0.833 $0.649 $0.611 Reel $0.577 View $0.598 $0.558 $0.538 $0.53 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Mounting Hardware NUT,BROACHING,STEEL,NO H.T. KF2-440-ET PEM 1: $0.39 127,475In 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	127,475In Stock	$0.39 $0.285 $0.228 $0.205 View $0.191 $0.185 $0.174 $0.17 $0.165	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-8ET PEM 1: $1.69 95,244In 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	95,244In Stock	Cut Tape $1.69 $1.27 $0.985 Reel $0.93 $0.909 View $0.879 $0.849 $0.818 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650
Mounting Hardware NUT, MINILOCK FEO-440-MD PEM 1: $1.26 6,683In Stock	Mfr. Part # FEO-440-MD Mouser Part # 153-FEO-440-MD	PEM	Mounting Hardware NUT, MINILOCK	Datasheet	6,683In Stock	$1.26 $0.894 $0.716 $0.645 View $0.547 $0.536 Quote	Min.: 1 Mult.: 1
Mounting Hardware POST MOLD INSERT, BRASS PKB-440 SI 1: $0.78 10,528In Stock	Mfr. Part # PKB-440 Mouser Part # 153-PKB-440	SI	Mounting Hardware POST MOLD INSERT, BRASS Learn More about SI press in inserts	Datasheet	10,528In Stock	$0.78 $0.559 $0.449 $0.403 View $0.374 $0.364 $0.343 $0.335 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F R44-1001202 Harwin 1: $0.481 9,223In 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	9,223In Stock	$0.481 $0.416 $0.378 $0.364 View $0.358 $0.342 $0.333 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-0715-01-01-02-N Samtec 1: $2.68 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	$2.68 $1.94 $1.91 $1.90 View $1.48 $1.44 $1.42	Min.: 1 Mult.: 1
Mounting Hardware HI-TORQUE INSERT, STAINLESS STEEL .135X.152 4-40 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTC-440-135 SI 1: $0.806 9,296In Stock	Mfr. Part # IUTC-440-135 Mouser Part # 153-IUTC-440-135	SI	Mounting Hardware HI-TORQUE INSERT, STAINLESS STEEL .135X.152 4-40 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	9,296In Stock	$0.806 $0.567 $0.454 $0.428 View $0.363 $0.347 $0.339 Quote	Min.: 1 Mult.: 1
Mounting Hardware NUT, MINILOCK, FILM ONLY FE-440-MD PEM 1: $1.11 22,052In Stock	Mfr. Part # FE-440-MD Mouser Part # 153-FE-440-MD	PEM	Mounting Hardware NUT, MINILOCK, FILM ONLY	Datasheet	22,052In Stock	$1.11 $0.793 $0.634 $0.571 View $0.53 $0.516 $0.486 $0.476 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers BRASS SMT STANDOFF 440 L=.250 SMTSOB-440-8ET PEM 1: $1.76 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 $1.76 $1.31 $1.02 Reel $0.958 $0.936 View $0.905 $0.874 $0.842 Quote	Min.: 1 Mult.: 1 : 650
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-1015-03-01-01 Samtec 1: $3.54 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	$3.54 $2.72 $2.13 $2.00 View $1.96 Quote	Min.: 1 Mult.: 1
Mounting Hardware ULTRASONIC INSERT, STAINLESS IUC-440-2 SI 1: $0.689 8,695In 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	8,695In Stock	$0.689 $0.485 $0.387 $0.365 View $0.309 $0.296 $0.29 $0.28	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel KFE-440-4ET PEM 1: $0.741 8,226In 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	8,226In Stock	$0.741 $0.53 $0.424 $0.382 View $0.355 $0.345 $0.325 $0.319 $0.307	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel KFSE-440-8 PEM 1: $1.16 11,434In Stock 12,000Expected 2/8/2027	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	11,434In Stock 12,000Expected 2/8/2027	$1.16 $0.863 $0.672 $0.633 View $0.62 $0.599 $0.579 $0.558 $0.549	Min.: 1 Mult.: 1
Screws & Fasteners PANEL FASTENER,ASSY,BROACHING PFK-440-40 PEM 1: $5.51 3,464In 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	3,464In Stock	$5.51 $4.39 $4.06 $3.63 View $3.39 $3.24 $3.08 $2.95 $2.85	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass KFB3-440-6ET PEM 1: $0.858 12,049In 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	12,049In Stock	$0.858 $0.616 $0.493 $0.443 View $0.412 $0.40 $0.378 $0.369 Quote	Min.: 1 Mult.: 1
Mounting Hardware FLOATER,ASSEMBLY,LOCKING,S/S LAC-440-2MD PEM 1: $3.32 5,484In Stock	Mfr. Part # LAC-440-2MD Mouser Part # 153-LAC-440-2MD	PEM	Mounting Hardware FLOATER,ASSEMBLY,LOCKING,S/S	Datasheet	5,484In Stock	$3.32 $2.47 $1.92 $1.82 View $1.78 $1.72 $1.65 Quote	Min.: 1 Mult.: 1
Screws & Fasteners PF11 PANEL FASTENER PF11-440-2 PEM 1: $3.85 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	$3.85 $3.07 $2.83 $2.54 View $2.37 $2.24 $2.15 $2.05 $1.99	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel KFE-440-16ET PEM 1: $1.09 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	$1.09 $0.774 $0.62 $0.584 View $0.495 $0.475 $0.464 Quote	Min.: 1 Mult.: 1

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