167-8278258 ITEM 4

View detailed technical data, stock status, and sourcing information for: 167-8278258 ITEM 4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-628-0280

Item Name Code

01857

Assigment Date

05/06/2014 (12 years ago)

A barrier including frame and still used wherever watertight or airtight construction is required. May also be used where local conditions require construction which is nontight. Excludes:hatch,marine.

2b thread class, right-hand thread direction, dry film lubricant lubrication, hexagon nut style, 0.724 inches minimum and 0.776 inches maximum nut 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: 2b
Thread Direction: right-hand
Lubrication: dry film lubricant
Nut Style: hexagon
Nut Height: 0.724 inches minimum and 0.776 inches maximum
End Item Identification: door,qawt
Width Across Flats: 1.269 inches minimum and 1.312 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 9
Nominal Thread Size: 0.875 inches
Bearing Surface Type: flat
Part Name Assigned By Controlling Agency: hex nut
Material: copper alloy 464 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
167-8278258 ITEM 4	Hexagon Plain Nut
167-8278258 ITEM NO 6	Hexagon Plain Nut
167-8278265 ITEM 32	Hexagon Plain Nut
167-8450329 ITEM NO 4	Hexagon Plain Nut
J2295F467C2R14-ND	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-628-0280?

The FSCG of the NSN 5310-01-628-0280 is 5310

Does the NSN 5310-01-628-0280 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5310-01-628-0280 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 5310-01-628-0280 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-628-0280 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 5310-01-628-0280 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Tue, May 6, 2014