NAS1291C9M

View detailed technical data, stock status, and sourcing information for: NAS1291C9M
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-163-4325

Item Name Code

29730

Assigment Date

11/13/1971 (54 years ago)

0.912 inches maximum washer outside diameter, right-hand thread direction, dry film lubricant lubrication, prevailing torque all metal design locking feature, 3b thread class

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.912 inches maximum
Lubrication: dry film lubricant
Overall Height: 0.420 inches minimum and 0.480 inches maximum
Nut Style: hexagon
Washer Thickness: 0.100 inches minimum and 0.160 inches maximum
Width Across Flats: 0.680 inches minimum and 0.692 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.562 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response overall
Specification/Standard Data: 80205-nas1291 professional/industrial association standard

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
10116593	Extended Washer Self-Locking Nut
NAS1291C9M	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-163-4325?

The FSCG of the NSN 5310-00-163-4325 is 5310

Does the NSN 5310-00-163-4325 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-163-4325 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 5310-00-163-4325 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-163-4325 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 5310-00-163-4325 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sat, Nov 13, 1971