NSN 5310-00-958-7500 · NIIN 009587500 · Part number 103-104
Wilo Usa Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 13646
Government record, cited
NSN 5310-00-958-7500 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-958-7500. Manufacturer of record part number: 103-104.
Also searched as5310-00-958-7500 ·
5310009587500 ·
NIIN 009587500 ·
00-958-7500 ·
FSC 5310 Nuts and Washers · CAGE 13646 · 103-104 · 1L4789 · 1-4INHVYLKWASH
The Washer,lock, cataloged under National Stock Number 5310-00-958-7500, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Wilo Usa Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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
Washer,lock
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Manufacturers
Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Wilo Usa Llc (CAGE 13646)
Technical Specifications
Parameter
Value
NSN
5310-00-958-7500
Primary Part Number
103-104
Item Name
Washer,lock
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Wilo Usa Llc
Status
ACTIVE
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 Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5360-01-105-7038103104POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)Williams Controls Inc
3110-01-520-7818103104POSSIBLE MATCH
BALL,BEARING
Possible match (shared part number)Paccar Winch Inc Dba Paccar Winch Division
NSN 5310-00-958-7500 is a Washer,lock, manufactured by Wilo Usa Llc, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-958-7500?
NSN 5310-00-958-7500 has 2 manufacturer part numbers on file: 1L4789 (Caterpillar Inc Div Caterpillar Defense), 103-104 (Wilo Usa Llc).
What NSN replaces 5310-00-958-7500?
2 possible matches (shared part number, not a government interchangeability claim): 5360-01-105-7038, 3110-01-520-7818. Verify interchangeability with system specifications before substitution.
Is NSN 5310-00-958-7500 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.