Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Identification
NSN: 5310-01-037-3429
NIIN: 010373429
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
General Description
The Washer,key, cataloged under National Stock Number 5310-01-037-3429, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-037-3429
Item Name
Washer,key
FSC / FSG
5310 / 53 — Nuts and Washers
Status
ACTIVE
Criticality Code Justification
ZZZY
Reference Number Differentiating Characteristics
MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
Y
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-037-3430POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-037-3431POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-037-3432POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-039-2510POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-039-2511POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-039-2512POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-039-2513POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-039-2514POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
5310-01-040-9011POSSIBLE MATCH
WASHER,KEY
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
845-4363737 QQ-N-281 CLA,PC5
3/1Design control — primary reference
Naval Inventory Control Point Mechanicsburg
845-4363737PC5
5/2Secondary reference
U.S. Government activity
MIL-STD-763 QQ-N-281
5/1Secondary reference
Naval Inventory Control Point Mechanicsburg
Related Parts
5310-01-037-3430POSSIBLE MATCH
WASHER,KEY
5310-01-037-3431POSSIBLE MATCH
WASHER,KEY
5310-01-037-3432POSSIBLE MATCH
WASHER,KEY
5310-01-039-2510POSSIBLE MATCH
WASHER,KEY
5310-01-039-2511POSSIBLE MATCH
WASHER,KEY
5310-01-039-2512POSSIBLE MATCH
WASHER,KEY
5310-01-039-2513POSSIBLE MATCH
WASHER,KEY
5310-01-039-2514POSSIBLE MATCH
WASHER,KEY
5310-01-040-9011POSSIBLE MATCH
WASHER,KEY
Frequently Asked Questions
What is NSN 5310-01-037-3429?
NSN 5310-01-037-3429 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.
What NSN replaces 5310-01-037-3429?
9 possible matches (shared part number, not a government interchangeability claim): 5310-01-037-3430, 5310-01-037-3431, 5310-01-037-3432. Verify interchangeability with system specifications before substitution.
What are the specifications of 5310-01-037-3429?
Key specifications for 5310-01-037-3429: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-037-3429 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.