5305-01-521-5503

Find complete technical information, availability, and procurement data for: 5305-01-521-5503
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-521-5503

Item Name Code

16282

Assigment Date

06/24/2004 (22 years ago)

A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes:bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.

1.000 inches nominal fastener length, flat chamfer head style, right-hand thread direction, 3a thread class, 1.000 inches nominal thread length

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 1.000 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: flat chamfer
Head Diameter: 0.375 inches nominal
Head Height: 0.250 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.187 inches nominal
Thread Quantity Per Inch: 28
Material: steel comp 316 overall
Thread Series Designator: unf

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
2-S-25F-100	Socket Head Cap Screw
92185A564	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-521-5503?

The FSCG of the NSN 5305-01-521-5503 is 5305

Does the NSN 5305-01-521-5503 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-521-5503 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 5305-01-521-5503 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-521-5503 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 5305-01-521-5503 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Thu, Jun 24, 2004