5305-00-638-7881

Find complete technical information, availability, and procurement data for: 5305-00-638-7881
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-638-7881

Item Name Code

01852

Assigment Date

01/01/1963 (63 years ago)

0.312 inches nominal fastener length, 0.156 inches minimum thread length, right-hand thread direction, 2a thread class, flat chamfer head style

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.156 inches minimum
Fastener Length: 0.312 inches nominal
Head Style: flat chamfer
Head Diameter: 0.175 inches nominal
Head Height: 0.090 inches nominal
First Diameter From Head: 0.080 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.155 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 48
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 410 or steel comp 416 overall
Material Document And Classification: qq-s-763 fed spec all material responses overall
Surface Treatment: passivate overall
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1270-00-319-8927	No Name Available	01/01/1963

FAQs

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

What is the FSCG of the NSN 5305-00-638-7881?

The FSCG of the NSN 5305-00-638-7881 is 5305

Does the NSN 5305-00-638-7881 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-638-7881 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 5305-00-638-7881 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-638-7881 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 5305-00-638-7881 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963