5310-01-208-7986

Find complete technical information, availability, and procurement data for: 5310-01-208-7986
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-208-7986

Item Name Code

29729

Assigment Date

05/21/1985 (41 years ago)

An internally threaded item with a cylindrical and/or square, hexagonal, octagonal, or dodecagonal outer periphery (parallel to the threaded axis) a portion(s) of which may or may not be enlarged, forming a flange(s) and/or shoulder(s). Items not having an enlarged outer portion may be threaded, a part of the full length, or tapped from both ends. Items having an enlarged outer portion (flange(s) or shoulder(s)) may be threaded the full length, threaded a part of the full length, or tapped from both ends. Items tapped from both ends shall have either right-hand threads on both ends or left-hand threads on both ends. For items conforming to any of the above and having a length overall exceeding two times the largest outside diameter or width across flats, use post, electrical-mechanical equipment. For items with an outside contour that is the same the full length, having a continuous thread through its entire length, and the length does not exceed two times the diameter or width across the flats use nut (1), plain (as modified). Excludes:nut (1), plain, cap. See also turnbuckle body.

right-hand thread direction, 0.650 inches maximum overall height, 1.050 inches maximum washer outside diameter, 3b thread class, double hexagon nut 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: 3b
Thread Direction: right-hand
Washer Outside Diameter: 1.050 inches maximum
Overall Height: 0.650 inches maximum
Nut Style: double hexagon
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Special Features: includes retainer 1.800 in. dia marked /remove before launch/
Material: iron alloy 660 overall
Material Document And Classification: ams 5731 assn std single material response or ams 5732 assn std single material response overall
Precious Material And Location: threads silver
Precious Material: silver
Surface Treatment: passivate overall except threads
Surface Treatment: silver threads
Surface Treatment Document And Classification: ams 2410 assn std single treatment response threads
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall except threads

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
7685-65990	Extended Washer Self-Locking Nut
7685-65990-002	Extended Washer Self-Locking Nut
NS202560-108	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-208-7986?

The FSCG of the NSN 5310-01-208-7986 is 5310

Does the NSN 5310-01-208-7986 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-208-7986 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 5310-01-208-7986 contain precious materials?

Item contains silver.

Does NSN 5310-01-208-7986 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 5310-01-208-7986 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, May 21, 1985