5310-00-690-5257

Find complete technical information, availability, and procurement data for: 5310-00-690-5257
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-690-5257

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 1.371 inches minimum and 1.378 inches maximum width across flats, hexagon nut style, 3b thread class, 0.240 inches minimum and 0.260 inches maximum nut height

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
Nut Style: hexagon
Nut Height: 0.240 inches minimum and 0.260 inches maximum
Width Across Flats: 1.371 inches minimum and 1.378 inches maximum
Thread Series: un
Thread Quantity Per Inch: 12
Nominal Thread Size: 1.062 inches
Countersink Angle: 100.0 degrees nominal nut
Bearing Surface Type: chamfered
Bearing Surface Finish: 125.0 microinches
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625,ty 2 mil spec 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
204-060-668-001	Hexagon Plain Nut
204-060-668-1	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-690-5257?

The FSCG of the NSN 5310-00-690-5257 is 5310

Does NSN 5310-00-690-5257 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 5310-00-690-5257 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-690-5257 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 5310-00-690-5257 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963