5310002978379

View detailed technical data, stock status, and sourcing information for: 5310002978379

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5310002978379
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-297-8379
Item Name Code
05277
Assigment Date
01/01/1963 (63 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

3b thread class, hexagon nut style, right-hand thread direction, 0.562 inches minimum and 0.610 inches maximum nut height, prevailing torque all metal design locking feature

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
Nut Style
hexagon
Nut Height
0.562 inches minimum and 0.610 inches maximum
Width Across Flats
0.741 inches minimum and 0.752 inches maximum
Temp Rating
1200.0 fahrenheit nominal
Thread Series
unjf
Thread Quantity Per Inch
20
Nominal Thread Size
0.500 inches
Countersink Angle
88.0 degrees nominal nut
Bearing Surface Type
chamfered
Bearing Surface Finish
125.0 microinches
Material
steel corrosion resisting overall
Precious Material And Location
all surfaces silver
Precious Material
silver
Surface Treatment
silver overall
Surface Treatment Document And Classification
ams 2410 assn std single treatment response overall

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
1802-080 Hexagon Self-Locking Nut
5310002978379 Hexagon Self-Locking Nut
99F12-820 Hexagon Self-Locking Nut
MS20500-820 Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-297-8379?
The FSCG of the NSN 5310-00-297-8379 is 5310
Does the NSN 5310-00-297-8379 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-297-8379 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 5310-00-297-8379 contain precious materials?
Item contains silver.
Does NSN 5310-00-297-8379 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 5310-00-297-8379 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Material 177
New Surplus 13
Overhauled 1
Total 191
Availability of this item was last updated on: 07/08/2026 02:07 AM EDT. Stock levels and pricing are subject to change.

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