.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 (TWD) 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: NT$1,198.47 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	NT$1,198.47 NT$1,018.50 NT$962.93 NT$889.08 View NT$858.97 NT$822.04 NT$778.66 NT$749.98 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-440-12ET PEM 1: NT$45.53 74,024In 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	74,024In Stock 81,300On Order On Order Ship Dates Mfr. #: SMTSO-440-12ET Stock: 74,024 Can Ship Immediately On Order: 300 Pending 81,000 Expected 11/6/2026 Factory Lead-Time: 13 Weeks	Cut Tape NT$45.53 NT$34.06 NT$26.49 Reel NT$24.99 NT$24.45 View NT$23.63 NT$22.80 NT$21.98 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Mounting Hardware NUT, BROACHING, STAINLESS KFS2-440 PEM 1: NT$22.94 129,954In 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	129,954In Stock 88,000Expected 10/21/2026	NT$22.94 NT$16.49 NT$13.23 NT$11.90 View NT$11.04 NT$10.76 NT$10.11 NT$9.89 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-2ET PEM 1: NT$30.47 85,327In 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	85,327In Stock 105,000Expected 11/6/2026	Cut Tape NT$30.47 NT$22.98 NT$17.89 NT$16.85 Reel NT$15.92 View NT$16.49 NT$15.38 NT$14.84 NT$14.63 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-8ET PEM 1: NT$46.61 42,137In 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	42,137In Stock 59,800Expected 11/4/2026	Cut Tape NT$46.61 NT$34.92 NT$27.17 Reel NT$25.63 NT$25.06 View NT$24.23 NT$23.41 NT$22.55 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650
Mounting Hardware NUT,BROACHING,STEEL,NO H.T. KF2-440-ET PEM 1: NT$10.76 138,894In 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	138,894In Stock	NT$10.76 NT$7.85 NT$6.27 NT$5.66 View NT$5.27 NT$5.09 NT$4.80 NT$4.70 NT$4.55	Min.: 1 Mult.: 1
Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES 19132 Vicor 1: NT$3,779.67 752In Stock	Mfr. Part # 19132 Mouser Part # 492-19132	Vicor	Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES	Datasheet	752In Stock	NT$3,779.67 NT$2,550.37	Min.: 1 Mult.: 1
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-4ET PEM 1: NT$39.08 78,815In 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	78,815In Stock	Cut Tape NT$39.08 NT$29.22 NT$22.73 NT$21.44 Reel NT$20.97 View NT$20.26 NT$19.57 NT$18.86 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Mounting Hardware NUT, MINILOCK FEO-440-MD PEM 1: NT$34.77 6,703In Stock	Mfr. Part # FEO-440-MD Mouser Part # 153-FEO-440-MD	PEM	Mounting Hardware NUT, MINILOCK	Datasheet	6,703In Stock	NT$34.77 NT$24.66 NT$19.75 NT$17.78 View NT$15.09 NT$14.77 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SUREWARE STANDOFF SO-0165-04-01-02 Samtec 1: NT$115.80 2,641In Stock	Mfr. Part # SO-0165-04-01-02 Mouser Part # 200-SO0165040102	Samtec	Standoffs & Spacers SUREWARE STANDOFF		2,641In Stock	NT$115.80 NT$95.72 NT$86.76 NT$80.30 View NT$63.45 NT$59.15 NT$58.44 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-1015-03-01-01 Samtec 1: NT$92.49 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	NT$92.49 NT$74.93 NT$58.79 NT$55.21 View NT$54.13 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-0715-01-01-02-N Samtec 1: NT$73.49 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	NT$73.49 NT$53.42 NT$53.06 NT$41.59 View NT$38.72 NT$37.28 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F R44-1001202 Harwin 1: NT$13.62 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	NT$13.62 NT$11.47 NT$10.43 NT$10.04 View NT$9.86 NT$9.43 NT$9.11 NT$8.75 NT$8.46	Min.: 1 Mult.: 1
Standoffs & Spacers SOS-440-.250/KNURL CLINCH DSOS-440-250 PEM 1: NT$31.55 6,785In 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	6,785In Stock	NT$31.55 NT$22.59 NT$18.07 NT$16.28 View NT$15.09 NT$14.70 NT$13.84 NT$13.55 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel KFE-440-4ET PEM 1: NT$20.43 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	NT$20.43 NT$14.63 NT$11.69 NT$10.54 View NT$9.79 NT$9.50 NT$8.96 NT$8.78 NT$8.46	Min.: 1 Mult.: 1
Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel KFSE-440-8 PEM 1: NT$31.91 12,005In 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	12,005In Stock	NT$31.91 NT$23.80 NT$18.53 NT$17.46 View NT$17.10 NT$16.53 NT$15.95 NT$15.38 NT$15.13	Min.: 1 Mult.: 1
Mounting Hardware SMTRA440-9-6ET PEM 1: NT$77.79 12,846In Stock 26,400On Order	Mfr. Part # SMTRA440-9-6ET Mouser Part # 153-SMTRA440-9-6ET	PEM	Mounting Hardware Learn More about PEM smtra rangle fasteners	Datasheet	12,846In Stock 26,400On Order On Order Ship Dates Mfr. #: SMTRA440-9-6ET Stock: 12,846 Can Ship Immediately On Order: 7,200 Expected 11/2/2026 19,200 Expected 12/30/2026 Factory Lead-Time: 28 Weeks	Cut Tape NT$77.79 NT$58.08 NT$45.17 Reel NT$42.30 MouseReel Available	Min.: 1 Mult.: 1 : 300
Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel KFE-440-16ET PEM 1: NT$30.11 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	NT$30.11 NT$21.33 NT$17.10 NT$16.10 View NT$13.66 NT$13.09 NT$12.80 Quote	Min.: 1 Mult.: 1
Mounting Hardware NUT, MINI, NL FEX-440 PEM 1: NT$25.45 9,550In Stock	Mfr. Part # FEX-440 Mouser Part # 153-FEX-440	PEM	Mounting Hardware NUT, MINI, NL	Datasheet	9,550In Stock	NT$25.45 NT$18.00 NT$14.41 NT$12.98 View NT$12.01 NT$11.69 NT$11.01 NT$10.79 Quote	Min.: 1 Mult.: 1
Mounting Hardware PF52-440-0CN PEM 1: NT$102.17 5,008In Stock	Mfr. Part # PF52-440-0CN Mouser Part # 153-PF52-440-0CN	PEM	Mounting Hardware	Datasheet	5,008In Stock	NT$102.17 NT$94.64 NT$84.61 NT$79.59 View NT$76.36 NT$73.85 NT$71.34 NT$68.83 Quote	Min.: 1 Mult.: 1
Screws & Fasteners PF11 PANEL FASTENER PF11-440-2 PEM 1: NT$106.12 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	NT$106.12 NT$84.61 NT$78.15 NT$69.91 View NT$65.25 NT$61.66 NT$59.15 NT$56.64 NT$54.85	Min.: 1 Mult.: 1
Mounting Hardware SS LOW PROFILE NUT SMPS-440 PEM 1: NT$12.91 27,148In Stock	Mfr. Part # SMPS-440 Mouser Part # 153-SMPS-440	PEM	Mounting Hardware SS LOW PROFILE NUT	Datasheet	27,148In Stock	NT$12.91 NT$9.25 NT$7.39 NT$6.67 View NT$6.17 NT$6.02 NT$5.66 NT$5.56 NT$5.34	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .062 L Brass KFB3-440-2ET PEM 1: NT$20.79 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	NT$20.79 NT$14.66 NT$11.72 NT$11.04 View NT$9.36 NT$8.96 NT$8.78 NT$8.46	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .125 L Brass KFB3-440-4ET PEM 1: NT$24.02 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	NT$24.02 NT$16.81 NT$13.48 NT$12.69 View NT$10.76 NT$10.29 NT$10.07 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass KFB3-440-8ET PEM 1: NT$25.81 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	NT$25.81 NT$18.32 NT$14.66 NT$13.19 View NT$12.26 NT$11.90 NT$11.22 NT$11.01 Quote	Min.: 1 Mult.: 1

4-40 Hardware

Types of Hardware

Applied Filters:

Customer Service Office

Company

Resources

Support