The Washer,special Key, cataloged under National Stock Number 5310-00-852-7658, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Washer,special Key
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Technical Specifications
Parameter
Value
NSN
5310-00-852-7658
Item Name
Washer,special Key
FSC / FSG
5310 / 53 — Nuts and Washers
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3030-01-116-7620172XL025POSSIBLE MATCH
BELT,POSITIVE DRIVE
Possible match (shared part number)Emerson Electric Co Browning Mfg Div
1620-01-201-045936086POSSIBLE MATCH
LAP ASSEMBLY
Possible match (shared part number)Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3510-01-351-488636086POSSIBLE MATCH
INKING PAD,LAUNDRY MARKING MACHI
Possible match (shared part number)Natmar Services Corp
5340-01-459-082536086POSSIBLE MATCH
BRACKET,MOUNTING
Possible match (shared part number)Northrop Grumman Systems Corporation
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
36086A
3/9Design control — primary reference
New Haven Mfg Corp
05611-0008
5/9Secondary reference
New Haven Mfg Corp
36086
5/9Secondary reference
New Haven Mfg Corp
Related Parts
3030-01-116-7620POSSIBLE MATCH
BELT,POSITIVE DRIVE
172XL025
1620-01-201-0459POSSIBLE MATCH
LAP ASSEMBLY
36086
3510-01-351-4886POSSIBLE MATCH
INKING PAD,LAUNDRY MARKING MACHI
36086
5340-01-459-0825POSSIBLE MATCH
BRACKET,MOUNTING
36086
Frequently Asked Questions
What is NSN 5310-00-852-7658?
NSN 5310-00-852-7658 is a Washer,special Key, classified under FSC 5310, Nuts and Washers. Status: active.
What NSN replaces 5310-00-852-7658?
4 possible matches (shared part number, not a government interchangeability claim): 3030-01-116-7620, 1620-01-201-0459, 3510-01-351-4886. Verify interchangeability with system specifications before substitution.
Is NSN 5310-00-852-7658 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.