5310-00-776-7434

Find complete technical information, availability, and procurement data for: 5310-00-776-7434
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-776-7434

Item Name Code

04892

Assigment Date

01/01/1962 (64 years ago)

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes:washer (1), recessed and bearing, washer, thrust.

single ball seat, hexagon nut style, 0.800 inches minimum and 0.820 inches maximum nut height, 3b thread class, 1.110 inches minimum and 1.130 inches maximum ball seat radius, right-hand thread direction

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: single ball seat, hexagon
Ball Seat Radius: 1.110 inches minimum and 1.130 inches maximum
Nut Height: 0.800 inches minimum and 0.820 inches maximum
Width Across Flats: 0.990 inches minimum and 1.003 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Bearing Surface Finish: 130.0 microinches
Special Features: 63.0 microinch finish on special ball seat and 6 slots in face opposite bearing surface 0.160 in. w by 0.250 in. deep for locking device
Material: steel comp 4140 or steel comp 8640 or steel comp 8740 overall
Material Document And Classification: astm a322 assn std all material responses or astm a331 assn std all material responses 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
509272	Nut,plain,single Ball Seat,hexag
7767434	Nut,plain,single Ball Seat,hexag

FAQs

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

What is the FSCG of the NSN 5310-00-776-7434?

The FSCG of the NSN 5310-00-776-7434 is 5310

Does the NSN 5310-00-776-7434 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-776-7434 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 5310-00-776-7434 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-776-7434 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 5310-00-776-7434 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962