5305-00-782-1268

Find complete technical information, availability, and procurement data for: 5305-00-782-1268
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-782-1268

Item Name Code

06657

Assigment Date

01/01/1960 (66 years ago)

A preformed, rigid, metallic item, straight or angular having one or both ends processed and/or terminated. It is specifically designed to connect an exhaust pipe to an exhaust manifold, spark arrester, muffler, catalytic converter or to join piping in an exhaust system of an engine, heater, or the like. For items over 12 inches in length and items specifically designed as a tailpipe see pipe, exhaust.

0.615 inches minimum and 0.635 inches maximum fastener length, 2a thread class, flat countersunk head style, right-hand thread direction, 0.615 inches minimum and 0.635 inches maximum thread 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: 2a
Thread Direction: right-hand
Thread Length: 0.615 inches minimum and 0.635 inches maximum
Fastener Length: 0.615 inches minimum and 0.635 inches maximum
Head Style: flat countersunk
Head Diameter: 0.207 inches minimum and 0.225 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Countersink Angle: 82.0 degrees nominal
Screw Material: steel comp 8740 or steel
Screw Material Document And Classification: sae assn std 1st material response or ams 6322 assn std 2nd material response
Screw Surface Treatment: cadmium
Thread Series Designator: unc

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
372812	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-782-1268?

The FSCG of the NSN 5305-00-782-1268 is 5305

Does the NSN 5305-00-782-1268 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-782-1268 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 5305-00-782-1268 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-782-1268 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 5305-00-782-1268 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960