NAS1291C7M

View detailed technical data, stock status, and sourcing information for: NAS1291C7M
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part NAS1291C7M to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-052-6754

Item Name Code

29730

Assigment Date

05/23/1967 (59 years ago)

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

prevailing torque all metal design locking feature, right-hand thread direction, 0.708 inches maximum washer outside diameter, 3b thread class, dry film lubricant lubrication

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: 0.708 inches maximum
Lubrication: dry film lubricant
Overall Height: 0.313 inches minimum and 0.328 inches maximum
Nut Style: hexagon
Washer Thickness: 0.035 inches minimum
Width Across Flats: 0.494 inches minimum and 0.504 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Countersink Angle: 120.0 degrees nominal nut
Material: steel or iron alloy 660 overall
Material Document And Classification: ms5525 mil std 1st material response or ams 5732 assn std 2nd material response or ams 5735 assn std 2nd material response overall
Specification/Standard Data: 80205-nas1291 government 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
10116517	Extended Washer Self-Locking Nut
G440028-1	Extended Washer Self-Locking Nut
H42-7	Extended Washer Self-Locking Nut
NAS1291C7M	Extended Washer Self-Locking Nut
P35017	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-052-6754?

The FSCG of the NSN 5310-00-052-6754 is 5310

Does the NSN 5310-00-052-6754 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-052-6754 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 5310-00-052-6754 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-052-6754 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 5310-00-052-6754 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, May 23, 1967