91271A770

View detailed technical data, stock status, and sourcing information for: 91271A770
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-398-3600

Item Name Code

01847

Assigment Date

10/31/1994 (31 years ago)

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stud(s) without cam slots or cam lead threads are provided with a crosspin or eared nut for locking with the mating receptacle, turnlock fastener. May be spring loaded. For like items having a threaded fastener, see screw assembly, panel or screw, panel fastener.

2.500 inches nominal fastener length, right-hand thread direction, 3a thread class, 1.500 inches nominal thread length, double hexagon extended washer 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: 3a
Thread Direction: right-hand
Thread Length: 1.500 inches nominal
Fastener Length: 2.500 inches nominal
Head Style: double hexagon extended washer
Head Height: 0.500 inches nominal
Width Between Flats: 0.493 inches minimum and 0.502 inches maximum
Extended Washer Diameter: 0.735 inches minimum and 0.750 inches maximum
Extended Washer Thickness: 0.129 inches nominal
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 37.0 rockwell c minimum and 43.0 rockwell c maximum overall
Minimum Yield Strength: 140000 pounds per square inch
Material: steel overall
Thread Series Designator: unrf

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
91271A770	Machine Bolt
91272A722	Machine Bolt
91272A770	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-398-3600?

The FSCG of the NSN 5306-01-398-3600 is 5306

Does the NSN 5306-01-398-3600 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-398-3600 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 5306-01-398-3600 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-398-3600 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 5306-01-398-3600 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Mon, Oct 31, 1994