76121-4-6

View detailed technical data, stock status, and sourcing information for: 76121-4-6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-571-9596

Item Name Code

29294

Assigment Date

12/04/1974 (51 years ago)

0.2490 inches minimum and 0.2495 inches maximum grip diameter, flat countersunk head style, 0.350 inches minimum and 0.399 inches maximum head diameter, 0.076 inches minimum and 0.086 inches maximum first hole shank unthreaded hole diameter, 0.763 inches minimum and 0.793 inches maximum fastener length

Product Characteristics

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

Fastener Length: 0.763 inches minimum and 0.793 inches maximum
Head Style: flat countersunk
Head Diameter: 0.350 inches minimum and 0.399 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Internal Drive Style: high-torque
Part Name Assigned By Controlling Agency: navy special project

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
76121-4-6	Close Tolerance Screw
GB510BF4-6	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-571-9596?

The FSCG of the NSN 5305-00-571-9596 is 5305

Does NSN 5305-00-571-9596 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 5305-00-571-9596 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-571-9596 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 5305-00-571-9596 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Dec 4, 1974