EC4786PCEC6034

View detailed technical data, stock status, and sourcing information for: EC4786PCEC6034
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-186-0977

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.

0.313 inches minimum and 0.353 inches maximum internal prebent key width, 0.298 inches minimum and 0.328 inches maximum external prebent key width, 3.582 inches minimum and 3.612 inches maximum hole diameter, 4.281 inches minimum and 4.326 inches maximum outside diameter, 0.188 inches minimum and 0.250 inches maximum internal prebent key length

Product Characteristics

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

Hole Diameter: 3.582 inches minimum and 3.612 inches maximum
Outside Diameter: 4.281 inches minimum and 4.326 inches maximum
Internal Prebent Key Length: 0.188 inches minimum and 0.250 inches maximum
External Prebent Key Width: 0.298 inches minimum and 0.328 inches maximum
Internal Prebent Key Width: 0.313 inches minimum and 0.353 inches maximum
Overall Distance Including Keys: 4.938 inches maximum
External Key Quantity: 19
Material Thickness: 0.088 inches minimum and 0.100 inches maximum
End Item Identification: w/s:supply class aoe; stream (std, tensioned replenishment at sea method); fms-knox class ff; whicbey island class lsd; systems, jp-5 aviation fuels; tarawa class lha; nimitz class cvn; trailer, semi (m860a1)
Hardness Rating: 50.0 rockwell b minimum and 81.0 rockwell b 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
5340-01-030-9098	No Name Available	11/01/1989

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
09-20048	Key Washer
1-06034-0800	Key Washer
12Z335-49	Key Washer
13388-F	Key Washer
13388FX	Key Washer
14627PCM1176A	Key Washer
16X9A18	Key Washer
17652PCM1176A	Key Washer
18317PCM1176A	Key Washer
18Z1D16	Key Washer
19400PC1176A	Key Washer
20681PCM1176A	Key Washer
20682PCM1176A	Key Washer
321079	Key Washer
322660PC163	Key Washer
322661PC163	Key Washer
332407SH3ITEM44	Key Washer
35051-18-AA	Key Washer
53-003-022PC10	Key Washer
53808GPC25	Key Washer
53808MPC25	Key Washer
60067HPC54	Key Washer
60103EPC19	Key Washer
60104FPC135	Key Washer
60105HPC235	Key Washer
60152DPC19	Key Washer
60153DPC135	Key Washer
60154FPC235	Key Washer
60287PPC271	Key Washer
60320G271	Key Washer
61209-89	Key Washer
61209PC89	Key Washer
61259PC89	Key Washer
61944PC68	Key Washer
61945PC68	Key Washer
61946PC278	Key Washer
72-6971-368	Key Washer
800265-740	Key Washer
801087PC740	Key Washer
801088PC740	Key Washer
90074PCM1176A	Key Washer
90097PC125	Key Washer
90097PCM1176A	Key Washer
90148PC145	Key Washer
90148PCM1176A	Key Washer
90190PC74	Key Washer
90190PCM1176A	Key Washer
91109278	Key Washer
9B578	Key Washer
AS11-1701-543PC54	Key Washer
CF100-18TC1PC125	Key Washer
CF100-18TC1PCM1176A	Key Washer
CF100-19TC1PC145	Key Washer
CF100-19TC1PCM1176A	Key Washer
DR2527PC33	Key Washer
DR2566PC10	Key Washer
DR2583PC7	Key Washer
DR2589PC10	Key Washer
DR2636PC33	Key Washer
EC4786PCEC6034	Key Washer
EC6034	Key Washer
EC8000BPCEC6034	Key Washer
EC8000PCEC6034	Key Washer
F100-15PC74	Key Washer
F100-15PCM1176A	Key Washer
F100-15TCPC74	Key Washer
F100-15TCPCM1176	Key Washer
G378815PC55	Key Washer
HR22311	Key Washer
J-16116-25	Key Washer
M1176A	Key Washer
M2013R	Key Washer
MA4-531DISSUE2PC130	Key Washer
MA7-024DISSUE1PC130	Key Washer
MB1645-1PC18	Key Washer
MB1645PC18	Key Washer
MS19070-181	Key Washer
N10275PC169	Key Washer
N8240PCEC6034	Key Washer
N9775PC169	Key Washer
R18439	Key Washer
SKFW18	Key Washer
SN5751PCM1176A	Key Washer
TDM1176A	Key Washer
X207190PC74	Key Washer
X207190PCM1176A	Key Washer
X207271APC125	Key Washer
X207271APCM1176A	Key Washer
X207284PC145	Key Washer
X207284PCM1176A	Key Washer
X8841APCM1176A	Key Washer
X8841PCM1176A	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-186-0977?

The FSCG of the NSN 5310-00-186-0977 is 5310

Does the NSN 5310-00-186-0977 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-186-0977 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 5310-00-186-0977 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-186-0977 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 5310-00-186-0977 was assigned to the Federal Catalog?

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