5310-00-857-4958

Find complete technical information, availability, and procurement data for: 5310-00-857-4958
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-857-4958

Item Name Code

05277

Assigment Date

01/01/1963 (63 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.

soluble lubricant lubrication, prevailing torque with nonmetallic insert locking feature, 3b thread class, hexagon nut style, 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
Locking Feature: prevailing torque with nonmetallic insert
Lubrication: soluble lubricant
Nut Style: hexagon
Nut Height: 0.271 inches minimum and 0.360 inches maximum
Width Across Flats: 0.492 inches minimum and 0.502 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.312 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: aluminum alloy 2014 or aluminum alloy 2017 or aluminum alloy 2024 or aluminum alloy 7075 nut
Material Document And Classification: qq-a-200/2,t6 fed spec 1st material response or qq-a-225/5,t4 fed spec 2nd material response or qq-a-225/6,t6 fed spec 3rd material response or qq-a-200/11,t6 fed spec 4th material response nut
Surface Treatment: anodize and chromate nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-544-4652	No Name Available	08/01/1978
5310-00-558-9724	No Name Available	06/01/1976

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
0436-21	Hexagon Self-Locking Nut
5310PL1998529	Hexagon Self-Locking Nut
MS21044D5	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-857-4958?

The FSCG of the NSN 5310-00-857-4958 is 5310

Does the NSN 5310-00-857-4958 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-00-857-4958 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 5310-00-857-4958 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-857-4958 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 5310-00-857-4958 was assigned to the Federal Catalog?

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