NSN 5315-01-481-3304 · NIIN 014813304 · Part number 123-1680561 PC 57
Naval Sea Systems Command · FSC 5315 — Nails, Machine Keys, and Pins · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5315-01-481-3304 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-481-3304. Manufacturer of record part number: 123-1680561 PC 57.
Also searched as5315-01-481-3304 ·
5315014813304 ·
NIIN 014813304 ·
01-481-3304 ·
FSC 5315 Nails, Machine Keys, and Pins · CAGE 53711 · 123-1680561 PC 57 · 123-1680562 · 123-1680561 · 123-1680562 PC 57
Material Document and Classification: FF-P-386 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Diameter: 0.125 INCHES NOMINAL IN
Underloop Length: 1.500 INCHES NOMINAL IN
Material: COPPER ALLOY OVERALL
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 5315-01-481-3304
NIIN: 014813304
FSC: 5315 — Nails, Machine Keys, and Pins
FSG: 53 — Hardware and Abrasives
Primary part number: 123-1680561 PC 57
Manufacturer: Naval Sea Systems Command
General Description
The Pin,cotter, cataloged under National Stock Number 5315-01-481-3304, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
5315-01-481-3304
Primary Part Number
123-1680561 PC 57
Item Name
Pin,cotter
FSC / FSG
5315 / 53 — Nails, Machine Keys, and Pins
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Material Document and Classification
FF-P-386 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Diameter
0.125 INCHES NOMINAL IN
Underloop Length
1.500 INCHES NOMINAL IN
Material
COPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5315-01-481-3325123-1680562 PC 86POSSIBLE MATCH
PIN,TAPERED,PLAIN
Possible match (shared part number)Naval Sea Systems Command
5315-01-481-3331123-1680562 PC 94POSSIBLE MATCH
PIN,COTTER
Possible match (shared part number)Naval Sea Systems Command
5306-01-481-3345123-1680561 PC 8POSSIBLE MATCH
BOLT,SHOULDER
Possible match (shared part number)Naval Sea Systems Command
2040-01-481-5103123-1680562 PC 1POSSIBLE MATCH
DOG,DOOR,MARINE
Possible match (shared part number)Naval Sea Systems Command
2040-01-481-5143123-1680562 PC 116POSSIBLE MATCH
DOG,DOOR,MARINE
Possible match (shared part number)Naval Sea Systems Command
NSN 5315-01-481-3304 is a Pin,cotter, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
What part numbers are listed for NSN 5315-01-481-3304?
NSN 5315-01-481-3304 has 1 manufacturer part number on file: 123-1680561 PC 57 (Naval Sea Systems Command).
What NSN replaces 5315-01-481-3304?
5 possible matches (shared part number, not a government interchangeability claim): 5315-01-481-3325, 5315-01-481-3331, 5306-01-481-3345. Verify interchangeability with system specifications before substitution.
What are the specifications of 123-1680561 PC 57?
Key specifications for 123-1680561 PC 57: Material Document and Classification: FF-P-386 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Diameter: 0.125 INCHES NOMINAL IN; End Item Identification: DOOR ASSEMBLY/VSW; Underloop Length: 1.500 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5315-01-481-3304 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.