NSN 5310-01-178-5975 · NIIN 011785975 · Part number 7784444
Caterpillar Inc Div Caterpillar Defense · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 11083
Government record, cited
NSN 5310-01-178-5975 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-178-5975. Manufacturer of record part number: 7784444.
Also searched as5310-01-178-5975 ·
5310011785975 ·
NIIN 011785975 ·
01-178-5975 ·
FSC 5310 Nuts and Washers · CAGE 11083 · 7784444 · 69020057 · 5390
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 5310-01-178-5975
NIIN: 011785975
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 7784444
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-178-5975, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
Nut,self-Locking,hexagon
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Manufacturers
Caterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
Parameter
Value
NSN
5310-01-178-5975
Primary Part Number
7784444
Item Name
Nut,self-Locking,hexagon
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Caterpillar Inc Div Caterpillar Defense
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.
6515-01-398-3828POSSIBLE MATCH
CANE,WALKING
Possible match (shared part number)
6220-01-491-944775-790055-317POSSIBLE MATCH
LIGHT,NAVIGATIONAL,AIRCRAFT
Possible match (shared part number)The Boeing Company Div Defense
6220-01-491-94545390-418POSSIBLE MATCH
LIGHT,NAVIGATIONAL,AIRCRAFT
Possible match (shared part number)Luminescent Systems, Inc. Dba Lsi Div Lsi-Nh
5963-01-506-01585390POSSIBLE MATCH
SYNCHRO,RESOLVER
Possible match (shared part number)North Atlantic Industries Inc Transmagnetics Div
NSN 5310-01-178-5975 is a Nut,self-Locking,hexagon, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-178-5975?
NSN 5310-01-178-5975 has 1 manufacturer part number on file: 7784444 (Caterpillar Inc Div Caterpillar Defense).
What NSN replaces 5310-01-178-5975?
4 possible matches (shared part number, not a government interchangeability claim): 6515-01-398-3828, 6220-01-491-9447, 6220-01-491-9454. Verify interchangeability with system specifications before substitution.
Is NSN 5310-01-178-5975 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.