The Pin,cotter, cataloged under National Stock Number 5315-01-231-4374, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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
Pin,cotter
FSC / FSG
5315 — Nails, Machine Keys, and Pins (FSG 53)
Technical Specifications
Parameter
Value
NSN
5315-01-231-4374
Item Name
Pin,cotter
FSC / FSG
5315 / 53 — Nails, Machine Keys, and Pins
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 Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5120-01-365-8797800-110POSSIBLE MATCH
ENCODER,GEAR PULLER
Possible match (shared part number)Santa Barbara Infrared, Inc. Dba Santa Barbara Infrared Inc
6150-01-442-8888800-110POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Anritsu Company
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
800-110
3/9Design control — primary reference
Dorman Products, Inc. Dba Dorman
Related Parts
5120-01-365-8797POSSIBLE MATCH
ENCODER,GEAR PULLER
800-110
6150-01-442-8888POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
800-110
Frequently Asked Questions
What is NSN 5315-01-231-4374?
NSN 5315-01-231-4374 is a Pin,cotter, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
What NSN replaces 5315-01-231-4374?
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-365-8797, 6150-01-442-8888. Verify interchangeability with system specifications before substitution.
Is NSN 5315-01-231-4374 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.