ST3M864A4

View detailed technical data, stock status, and sourcing information for: ST3M864A4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-132-1072

Item Name Code

04889

Assigment Date

05/22/1982 (44 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

3b thread class, slotted hexagon nut style, 0.266 inches minimum and 0.296 inches maximum overall height, 0.420 inches maximum washer outside diameter, 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
Washer Outside Diameter: 0.420 inches maximum
Overall Height: 0.266 inches minimum and 0.296 inches maximum
Nut Style: slotted hexagon
Washer Thickness: 0.025 inches nominal
Width Across Flats: 0.306 inches minimum and 0.316 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: steel overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec 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
10109627	Nut,plain,extended Washer,hexago
ST3M864A4	Nut,plain,extended Washer,hexago

FAQs

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

What is the FSCG of the NSN 5310-01-132-1072?

The FSCG of the NSN 5310-01-132-1072 is 5310

Does the NSN 5310-01-132-1072 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-132-1072 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 5310-01-132-1072 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-132-1072 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 5310-01-132-1072 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, May 22, 1982