5305-01-688-2988

Find complete technical information, availability, and procurement data for: 5305-01-688-2988
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-688-2988

Item Name Code

16282

Assigment Date

05/12/2020 (6 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

3a thread class, flat chamfer head style, 0.428 inches nominal thread length, right-hand thread direction, 0.500 inches nominal fastener 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: 0.428 inches nominal
Fastener Length: 0.500 inches nominal
Head Style: flat chamfer
Head Diameter: 0.176 inches minimum and 0.183 inches maximum
Head Height: 0.108 inches minimum and 0.112 inches maximum
Internal Drive Style: hexagon
End Item Identification: 01-669-5071
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.094 inches nominal
Features Provided: flat washer
Thread Quantity Per Inch: 40
Material: iron alloy 660 fastener
Material Document And Classification: ams 5731 assn std single material response or ams 5737 assn std single material response fastener
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response or ams 2700 assn std single treatment response overall
Thread Series Designator: unrc

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
FTC7761N04-8C	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-688-2988?

The FSCG of the NSN 5305-01-688-2988 is 5305

Does the NSN 5305-01-688-2988 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-688-2988 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 5305-01-688-2988 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-688-2988 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 5305-01-688-2988 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Tue, May 12, 2020