T21775

View detailed technical data, stock status, and sourcing information for: T21775
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5315 Pins, Machine Keys and Nails

National Stock Number

5315-01-257-6182

Item Name Code

02386

Assigment Date

06/21/1987 (39 years ago)

A headless, generally cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod,straight,headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin,straight,threaded.

0.628 inches minimum and 0.630 inches maximum diameter, threaded and counterbored second end style, chamfered first end style, 4.880 inches nominal overall length, 3.480 inches nominal effective length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

First End Style: chamfered
Second End Style: threaded and counterbored
Overall Length: 4.880 inches nominal
Diameter: 0.628 inches minimum and 0.630 inches maximum
Effective Length: 3.480 inches nominal
Undercut Diameter: 0.438 inches minimum and 0.458 inches maximum
Undercut Width: 0.200 inches nominal
Second End Counterbore Diameter: 0.312 inches nominal
First End Taper Length: 0.060 inches nominal
Second End Taper Length: 0.060 inches nominal
Second End Relationship With First End: not identical
First End Location: chamfered end
First End Taper Angle: 45.0 degrees nominal
Second End Taper Angle: 45.0 degrees nominal
Special Features: threaded,0.375-16unc2b,0.470 in. deep
Material: steel comp 1117 overall
Material Document And Classification: jd-1117,cagec 75160 mfr ref single material response overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
T21775	Headless Grooved Pin

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5315-01-257-6182?

The FSCG of the NSN 5315-01-257-6182 is 5315

Does the NSN 5315-01-257-6182 have a Schedule B code assigned?

Yes, the Schedule B code is 7318230000

Does NSN 5315-01-257-6182 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5315-01-257-6182 contain precious materials?

Item does not contain precious metal.

Does NSN 5315-01-257-6182 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5315-01-257-6182 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sun, Jun 21, 1987