MIL-DTL-1222,TYIII,STYAL1

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-310-7641

Item Name Code

01857

Assigment Date

11/14/1989 (36 years ago)

A hexagonal or octagonal nut containing internal straight pipe threads. It has flat faces, one of which contains a packing recess. See also locknut, electrical conduit; locknut, tube fitting; and seal nut, pipe.

0.547 inches nominal nut height, 0.985 inches nominal width across flats, hexagon nut style, right-hand thread direction, 2b thread class

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: 3 type and a style
Departure From Cited Document: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

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
5/8-11UNC-2B TYIII STYLE A	Hexagon Plain Nut
5/8-11UNC-2B TYIII STYLE AL1	Hexagon Plain Nut
700-7540 PC 13	Hexagon Plain Nut
700-7540 PIECE 13L1	Hexagon Plain Nut
700-7839-IT NO-11	Hexagon Plain Nut
700-7839-IT NO-11L1	Hexagon Plain Nut
869-313	Hexagon Plain Nut
869-313L1	Hexagon Plain Nut
869-7583	Hexagon Plain Nut
869-7583L1	Hexagon Plain Nut
M1222N1N10C20NANN	Hexagon Plain Nut
M1222N1N10C20NANNL1	Hexagon Plain Nut
MIL-DTL-1222 QQ-N-281 GR405CLA	Hexagon Plain Nut
MIL-DTL-1222 QQ-N-281 GR405CLAL1	Hexagon Plain Nut
MIL-DTL-1222,QQ-N-281GR405 CLB	Hexagon Plain Nut
MIL-DTL-1222,QQ-N-281GR405 CLBL1	Hexagon Plain Nut
MIL-DTL-1222,TYIII,STYA	Hexagon Plain Nut
MIL-DTL-1222,TYIII,STYAL1	Hexagon Plain Nut
PL-11256-F-18-ITEM NO-179C	Hexagon Plain Nut
PL-11256-F-18-ITEM NO-179CL1	Hexagon Plain Nut
PL-11738-F-18-ITEM NO-179C	Hexagon Plain Nut
PL-11738-F-18-ITEM NO-179CL1	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-310-7641?

The FSCG of the NSN 5310-01-310-7641 is 5310

Does the NSN 5310-01-310-7641 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-310-7641 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 5310-01-310-7641 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-310-7641 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 5310-01-310-7641 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Nov 14, 1989