5310-01-657-4322

Find complete technical information, availability, and procurement data for: 5310-01-657-4322
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-657-4322

Item Name Code

01857

Assigment Date

08/12/2016 (10 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

hexagon nut style, 0.273 inches maximum nut height, right-hand thread direction, 6h thread class, 0.310 inches nominal inside width across flats

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 6h
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.273 inches maximum
Inside Width Across Flats: 0.310 inches nominal
End Item Identification: mrap - m-atv ui w/ogpk
Width Across Flats: 0.489 inches minimum and 0.500 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.31 inches
Bearing Surface Type: chamfered
Part Name Assigned By Controlling Agency: nut, hex, tab, g8 mb
Special Features: color: magniblack 575
Material: steel overall
Material Document And Classification: sae j995 assn std single material response overall
Surface Treatment: phosphate zinc 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
3975791002	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-657-4322?

The FSCG of the NSN 5310-01-657-4322 is 5310

Does the NSN 5310-01-657-4322 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-657-4322 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 5310-01-657-4322 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-657-4322 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 5310-01-657-4322 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Fri, Aug 12, 2016