5554659

View detailed technical data, stock status, and sourcing information for: 5554659
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-261-7340

Item Name Code

14218

Assigment Date

01/01/1961 (65 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

38.0 rockwell c minimum and 46.0 rockwell c maximum hardness rating, steel overall material, 0.377 inches minimum and 0.385 inches maximum hole diameter, 0.680 inches maximum outside diameter, 0.094 inches minimum and 0.104 inches maximum material thickness

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.377 inches minimum and 0.385 inches maximum
Outside Diameter: 0.680 inches maximum
Material Thickness: 0.094 inches minimum and 0.104 inches maximum
Hardness Rating: 38.0 rockwell c minimum and 46.0 rockwell c maximum
Material: steel overall
Material Document And Classification: astm a576 assn std all material responses overall
Style Designator: split helical-right hand

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-010-3321	No Name Available	01/01/1963
5310-00-440-6241	No Name Available	01/01/1960
5310-00-515-9959	No Name Available	01/01/1963
5310-00-843-7292	No Name Available	05/06/1968
5310-00-933-3838	No Name Available	05/13/1968

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
00103321	Lock Washer
019-00001-7	Lock Washer
04.03 OPTION BP6042 REFERENCE 18	Lock Washer
04.03 OPTION BP6042/18	Lock Washer
0904206	Lock Washer
0904206-0	Lock Washer
10395041	Lock Washer
1042S616R	Lock Washer
1103995	Lock Washer
111615	Lock Washer
11591P11	Lock Washer
11FM1A3-8	Lock Washer
130MBC1	Lock Washer
202983	Lock Washer
25704-281200-14-0	Lock Washer
2AG419	Lock Washer
34807S	Lock Washer
54X553	Lock Washer
5554659	Lock Washer
7435-60D	Lock Washer
7435-89C	Lock Washer
805058	Lock Washer
904206	Lock Washer
A2303-12-51PC6	Lock Washer
A30047400-4	Lock Washer
B111615	Lock Washer
BB8809	Lock Washer
C2917	Lock Washer
FF-W-84 CLAST2	Lock Washer
H22-56-52	Lock Washer
M468	Lock Washer
MC3686-37	Lock Washer
MS35338-8	Lock Washer
P941	Lock Washer
PC103321	Lock Washer
Q1920	Lock Washer
T61	Lock Washer
WA16	Lock Washer
WA16C	Lock Washer
X3-600	Lock Washer
X529	Lock Washer
X7-10	Lock Washer
XB-T-61	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-261-7340?

The FSCG of the NSN 5310-00-261-7340 is 5310

Does the NSN 5310-00-261-7340 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-261-7340 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 5310-00-261-7340 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-261-7340 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 5310-00-261-7340 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961