2155231-1

View detailed technical data, stock status, and sourcing information for: 2155231-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-768-0321

Item Name Code

01857

Assigment Date

01/01/1960 (66 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

5310-00-768-0321, hexagon plain nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-208-5271	No Name Available	03/01/1984
5310-00-223-7284	No Name Available	02/01/1983

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
110-1540	Hexagon Plain Nut
124-1998521 PART NO. 57	Hexagon Plain Nut
124-4322603 PC 58	Hexagon Plain Nut
1301915-81	Hexagon Plain Nut
139A5	Hexagon Plain Nut
145-4510931-7	Hexagon Plain Nut
203-1167P5	Hexagon Plain Nut
205-4510947-51	Hexagon Plain Nut
2100-0227-001	Hexagon Plain Nut
2155231-1	Hexagon Plain Nut
3108609 FIND 248	Hexagon Plain Nut
41UT4103-4PC50	Hexagon Plain Nut
5310007680321	Hexagon Plain Nut
5310PL0682748	Hexagon Plain Nut
60-07-0627	Hexagon Plain Nut
62799016	Hexagon Plain Nut
73423-32 ITEM 16	Hexagon Plain Nut
7978-556R51PC23	Hexagon Plain Nut
93439A033	Hexagon Plain Nut
E-168-821 PIECE 505X528X592	Hexagon Plain Nut
E108186 PART NO 248	Hexagon Plain Nut
HN-2014	Hexagon Plain Nut
J-10574	Hexagon Plain Nut
MS51971-5	Hexagon Plain Nut
SS-472-4491221- 23	Hexagon Plain Nut
SS-472-472-4491221-23	Hexagon Plain Nut
WG105259	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-768-0321?

The FSCG of the NSN 5310-00-768-0321 is 5310

Does the NSN 5310-00-768-0321 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-768-0321 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 5310-00-768-0321 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-768-0321 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 5310-00-768-0321 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960