5310-00-851-4142

Find complete technical information, availability, and procurement data for: 5310-00-851-4142
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-851-4142

Item Name Code

29729

Assigment Date

01/01/1962 (64 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.

prevailing torque all metal design locking feature, right-hand thread direction, 0.973 inches maximum washer outside diameter, 3b thread class, 0.813 inches minimum and 0.828 inches maximum overall 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
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.973 inches maximum
Overall Height: 0.813 inches minimum and 0.828 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.144 inches minimum and 0.164 inches maximum
Width Across Flats: 0.772 inches minimum and 0.783 inches maximum
Temp Rating: 1200.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Material: iron alloy 660 overall
Material Document And Classification: ams5735 assn std single material response or ams5737 assn std single material response overall
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
119FW-1018	Extended Washer Self-Locking Nut
Z1855-108	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-851-4142?

The FSCG of the NSN 5310-00-851-4142 is 5310

Does the NSN 5310-00-851-4142 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-851-4142 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 5310-00-851-4142 contain precious materials?

Item contains silver.

Does NSN 5310-00-851-4142 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 5310-00-851-4142 was assigned to the Federal Catalog?

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