5305-01-538-3995

Find complete technical information, availability, and procurement data for: 5305-01-538-3995
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-538-3995

Item Name Code

06657

Assigment Date

03/21/2006 (20 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

flat top elevator head style, 0.461 inches nominal head diameter, 2500-28 unjf-3a thread class, 0.375 inches nominal fastener length, right-hand thread direction

Product Characteristics

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

Thread Class: 2500-28 unjf-3a
Thread Direction: right-hand
Fastener Length: 0.375 inches nominal
Head Style: flat top elevator
Head Diameter: 0.461 inches nominal
Internal Drive Style: torque set
Nominal Thread Diameter: 0.507 inches
Minimum Tensile Strength: 5790 pounds per square inch
Countersink Angle: 100.0 degrees nominal
Part Name Assigned By Controlling Agency: "bolt 100" flush head self locking optional"
Screw Material: steel
Screw Material Document And Classification: ms14191 mil spec all material responses
Special Features: style is offset cruciform i/a/w ms14191
Thread Series Designator: unjf

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
NAS1221R4E6	Machine Screw
P38264	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-538-3995?

The FSCG of the NSN 5305-01-538-3995 is 5305

Does the NSN 5305-01-538-3995 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-538-3995 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 5305-01-538-3995 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-538-3995 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 5305-01-538-3995 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Tue, Mar 21, 2006