MIL-DTL-1222 QQ-N-281 CLASS BL1

View detailed technical data, stock status, and sourcing information for: MIL-DTL-1222 QQ-N-281 CLASS BL1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-037-2775

Item Name Code

01857

Assigment Date

03/16/1977 (49 years ago)

hexagon nut style, 0.985 inches nominal width across flats, 2b thread class, right-hand thread direction, 0.547 inches nominal 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
Nut Style: hexagon
Nut Height: 0.547 inches nominal
Width Across Flats: 0.985 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 11
Nominal Thread Size: 0.625 inches
Criticality Code Justification: zzzw
Material: nickel alloy overall
Nondefinitive Spec/Std Data: 1 type and a style and 405 grade
Departure From Cited Document: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-280-8746	No Name Available	04/01/1995
5310-01-283-2926	No Name Available	01/30/2006
5310-01-388-1065	No Name Available	09/01/2013
5310-01-422-2639	No Name Available	02/01/2000

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
37754	Hexagon Plain Nut
37754L1	Hexagon Plain Nut
5/8-11UNC-2B, TYPE I STYLE A	Hexagon Plain Nut
5/8-11UNC-2B, TYPE I STYLE AL1	Hexagon Plain Nut
651-D-7959 ITEM 8L1	Hexagon Plain Nut
869-8329	Hexagon Plain Nut
869-8329L1	Hexagon Plain Nut
MIL-DTL-1222 QQ-N-281 CLASS B	Hexagon Plain Nut
MIL-DTL-1222 QQ-N-281 CLASS BL1	Hexagon Plain Nut
PL-D4453PC126	Hexagon Plain Nut
PL-D4453PC126L1	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-037-2775?

The FSCG of the NSN 5310-01-037-2775 is 5310

Does the NSN 5310-01-037-2775 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-037-2775 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 5310-01-037-2775 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-037-2775 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 5310-01-037-2775 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Wed, Mar 16, 1977