BEFX1AS

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-186-0974

Item Name Code

01869

Assigment Date

01/01/1961 (65 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

0.250 inches minimum and 0.290 inches maximum internal prebent key width, 0.313 inches minimum and 0.328 inches maximum external prebent key width, 2.973 inches minimum and 3.003 inches maximum hole diameter, 0.188 inches minimum and 0.250 inches maximum internal prebent key length, 3.562 inches minimum and 3.592 inches maximum outside diameter

Product Characteristics

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

Hole Diameter: 2.973 inches minimum and 3.003 inches maximum
Outside Diameter: 3.562 inches minimum and 3.592 inches maximum
Internal Prebent Key Length: 0.188 inches minimum and 0.250 inches maximum
External Prebent Key Width: 0.313 inches minimum and 0.328 inches maximum
Internal Prebent Key Width: 0.250 inches minimum and 0.290 inches maximum
Overall Distance Including Keys: 4.109 inches maximum
External Key Quantity: 19
Material Thickness: 0.067 inches minimum and 0.077 inches maximum
Material: steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1025 or steel comp 1030 or steel comp 1035 overall
Material Document And Classification: 66 fed std all material responses overall
Style Designator: key

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-386-2709	No Name Available	04/08/1967

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
015439-00	Key Washer
1-402	Key Washer
10AD3E2435CPC11	Key Washer
10AD3E30APC18	Key Washer
10AD3E30CPC18	Key Washer
10AF10C3541APC55	Key Washer
10AF10C3541PPC55	Key Washer
127695	Key Washer
12Z335-46	Key Washer
13AD3D2435APC11	Key Washer
13AD3D30APC18	Key Washer
13AD6D2435APC11	Key Washer
13AD6D2435CPC11	Key Washer
13AD6D30APC18	Key Washer
13AD6D30BPC18	Key Washer
13AF10B3541A1PC54	Key Washer
13AF10B3541PPC54	Key Washer
15AD3D2435APC11	Key Washer
15AD3D30APC18	Key Washer
15AD7D2435APC18	Key Washer
15AD7D2435CPC11	Key Washer
15AD7D30APC18	Key Washer
15AD7D30CPC18	Key Washer
15AF9B3541APC58	Key Washer
15AF9B3541JPC58	Key Washer
1DAD3E0435APC11	Key Washer
1F280PC10	Key Washer
1F281PC10	Key Washer
201-41PC90	Key Washer
201-42PC115	Key Washer
201-44PC20	Key Washer
213X90	Key Washer
21AF10B3541A1PC54	Key Washer
21AF10B3541PPC54	Key Washer
21SAF10B3541A1PC58	Key Washer
21SAF10B3541NPC58	Key Washer
22AF10C3541A1PC54	Key Washer
22AF10C3541PPC54	Key Washer
2478337	Key Washer
25483CITEM96A	Key Washer
310484	Key Washer
3MW15	Key Washer
41-222-631PC94	Key Washer
5-854PC141	Key Washer
5-857-141	Key Washer
5-857PC141	Key Washer
53-003-022PC8	Key Washer
5310001860974	Key Washer
555905-016	Key Washer
60067HPC68	Key Washer
60221A94	Key Washer
60221GPC115	Key Washer
60231CPC90	Key Washer
60246DPC90	Key Washer
60413DPC90	Key Washer
60419FPC183	Key Washer
60421JPC473	Key Washer
60508APC94	Key Washer
60528ALT6PC341	Key Washer
60546ALTFPC341	Key Washer
60748ALT1PC90	Key Washer
611-58-27	Key Washer
611-58PC27	Key Washer
6ADC30APC18	Key Washer
6ADC30DPC18	Key Washer
72-6971-365	Key Washer
7AD6D30APC18	Key Washer
7AD6D30BPC18	Key Washer
7ADD2435APC11	Key Washer
7ADD2435CPC11	Key Washer
7AF9B3541APC58	Key Washer
7AF9B3541JPC58	Key Washer
800043PC20	Key Washer
800046PC20	Key Washer
800170PC20	Key Washer
800173PC20	Key Washer
801181PCW15	Key Washer
8910-0015	Key Washer
8AFA3541A1PC130	Key Washer
8AFA3541RPC130	Key Washer
90097PC123	Key Washer
90097PCM803	Key Washer
91-158PC17	Key Washer
91717PC20	Key Washer
91720PC20	Key Washer
931348	Key Washer
95621PC15	Key Washer
9AF9B3541A1PC54	Key Washer
9AF9B3541PPC54	Key Washer
AS11-1701-543PC68	Key Washer
B32162ITEM17A	Key Washer
BEFX1AS	Key Washer
C61072A0PC20	Key Washer
C61072ARPC20	Key Washer
C91080AHPC183	Key Washer
C91080AJPC473	Key Washer
CF100-18TC1PC123	Key Washer
CF100-18TC1PCM803	Key Washer
D27019ALT2PC20	Key Washer
D32222ALT2PC33	Key Washer
D33422PC17	Key Washer
D33742PC17	Key Washer
D36231ALT3PC16	Key Washer
D37029ALT2PC17	Key Washer
D80-943-1XPC30	Key Washer
D80-944-2XPC30	Key Washer
D80-944-4XPC16	Key Washer
D80-945-5PC30	Key Washer
D81-944-2PC11	Key Washer
D81-944-3PC30	Key Washer
D81-944-5XPC17	Key Washer
D81-945-4PC30	Key Washer
D92-944-3PC20	Key Washer
DR2382PC8	Key Washer
DR2384PC8	Key Washer
DR2566PC8	Key Washer
DR2589PC8	Key Washer
G375969PC54	Key Washer
G376663PC63	Key Washer
G376745PC35	Key Washer
G378812PC51	Key Washer
G378813PC51	Key Washer
G378814PC51	Key Washer
G378821PC51	Key Washer
G378822PC38	Key Washer
G378832PC51	Key Washer
G379508SH1PC28	Key Washer
G379508SH2PC42	Key Washer
G385140SH1PC28	Key Washer
G385140SH2PC42	Key Washer
G7597PCW15	Key Washer
M2845PC65	Key Washer
M2851PC65	Key Washer
M2855PC65	Key Washer
M3006PC65	Key Washer
M3013PC65	Key Washer
M803	Key Washer
MA4-121GISSUE2PC91	Key Washer
MA7-010GISSUE1PC91	Key Washer
MAAFB3541A1PC58	Key Washer
MAD3D2435APC11	Key Washer
MAD3D30APC18	Key Washer
MAD3G2435APC11	Key Washer
MAD3G30APC18	Key Washer
MAD6G30APC18	Key Washer
MAD7G30APC18	Key Washer
MADG2435APC11	Key Washer
MADG2435CPC11	Key Washer
MADG30BPC18	Key Washer
MAF10B3541APC58	Key Washer
MAF9B3541APC58	Key Washer
MAFB3541GPC58	Key Washer
MB1105APC17	Key Washer
MB1105B1PC17	Key Washer
MB1105BPC17	Key Washer
MB1105PC17	Key Washer
MILW21338TYPE1CLASS1SIZE15	Key Washer
MS19070-151	Key Washer
MX13-857SPC453	Key Washer
MXL1-927PC453	Key Washer
N160ALT4PC78	Key Washer
N160PC78	Key Washer
N162PC78	Key Washer
N178PC78	Key Washer
N189PC78	Key Washer
N191PC78	Key Washer
N6854PC606	Key Washer
N6862PC606	Key Washer
N6866PC606	Key Washer
N7332PC606	Key Washer
N7333PC606	Key Washer
N7335PC606	Key Washer
NFK2601MBMPC17	Key Washer
SC8124	Key Washer
SKFW15	Key Washer
W-15	Key Washer
W15MP	Key Washer
W9016507PC29	Key Washer
WW8431803PC30	Key Washer
X207271APC123	Key Washer
X207271APCM803	Key Washer
X7935	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-186-0974?

The FSCG of the NSN 5310-00-186-0974 is 5310

Does the NSN 5310-00-186-0974 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-186-0974 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 5310-00-186-0974 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-186-0974 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 5310-00-186-0974 was assigned to the Federal Catalog?

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