5310-01-068-5523

Find complete technical information, availability, and procurement data for: 5310-01-068-5523
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-068-5523

Item Name Code

05277

Assigment Date

11/28/1978 (47 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

3b thread class, prevailing torque with nonmetallic insert locking feature, 2.750 inches minimum and 2.876 inches maximum nut height, right-hand thread direction, 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
Locking Feature: prevailing torque with nonmetallic insert
Nut Style: hexagon
Nut Height: 2.750 inches minimum and 2.876 inches maximum
Width Across Flats: 3.457 inches minimum and 3.514 inches maximum
Temp Rating: 250.0 fahrenheit maximum
Thread Series: unc
Thread Quantity Per Inch: 4 1/2
Nominal Thread Size: 2.250 inches
Countersink Angle: 88.0 degrees minimum nut
Bearing Surface Type: chamfered or washer faced
Material: plastic polyamide (nylon) locking insert
Material: steel comp 1137 nut
Material Document And Classification: 66 fed std single material response nut
Material Document And Classification: mil-m-20693 comp a type 1 mil spec single material response locking insert

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
203-6775543, IT	Hexagon Self-Locking Nut
F52N7582-3604	Hexagon Self-Locking Nut
F52NU1610-364	Hexagon Self-Locking Nut
MS17829-36C	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-068-5523?

The FSCG of the NSN 5310-01-068-5523 is 5310

Does the NSN 5310-01-068-5523 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-068-5523 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 5310-01-068-5523 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-068-5523 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 5310-01-068-5523 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, Nov 28, 1978