5305-00-373-0077

Find complete technical information, availability, and procurement data for: 5305-00-373-0077
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-373-0077

Item Name Code

06657

Assigment Date

03/12/1974 (52 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

0.034 inches minimum and 0.058 inches maximum thread length, 0.054 inches minimum and 0.058 inches maximum fastener length, 3a thread class, flat chamfer head style, 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: 3a
Thread Direction: right-hand
Thread Length: 0.034 inches minimum and 0.058 inches maximum
Fastener Length: 0.054 inches minimum and 0.058 inches maximum
Head Style: flat chamfer
Head Diameter: 0.123 inches minimum and 0.125 inches maximum
Head Height: 0.060 inches minimum and 0.062 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.073 inches
Thread Quantity Per Inch: 72
Screw Material: tungsten alloy
Screw Material Document And Classification: il-t-2104,class 1,type 2 mil spec 10th material response
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
684373-3	Machine Screw
685068-3	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-373-0077?

The FSCG of the NSN 5305-00-373-0077 is 5305

Does the NSN 5305-00-373-0077 have a Schedule B code assigned?

Yes, the Schedule B code is 8101998000

Does NSN 5305-00-373-0077 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 5305-00-373-0077 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-373-0077 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 5305-00-373-0077 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Tue, Mar 12, 1974