Width Across Flats: 1.269 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.875 INCHES IN
Nut Height: 0.724 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN
Nut Style: HEXAGON
Thread Class: 3B
Identification
NSN: 5310-01-481-1184
NIIN: 014811184
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
General Description
The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-481-1184, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
5310-01-481-1184
Item Name
Nut,plain,hexagon
FSC / FSG
5310 / 53 — Nuts and Washers
Status
ACTIVE
Width Across Flats
1.269 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
Thread Series
UNIFIED NATIONAL COARSE (UNC)
Thread Direction
RIGHT-HAND
Nominal Thread Size
0.875 INCHES IN
Nut Height
0.724 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN
Nut Style
HEXAGON
Thread Class
3B
Thread Quantity Per Inch
9
Material
STEEL OVERALL
Bearing Surface Type
CHAMFERED OR WASHER FACED
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.
5310-01-481-1203122-2404507 PC 10POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Naval Ship Systems Command
5310-01-481-1217122-2404507 PC 24POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Naval Ship Systems Command
5310-01-481-1585122-2404507 PC 33POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Naval Ship Systems Command
5310-01-481-1587122-2404507 PC 32POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Naval Ship Systems Command
3120-01-481-4969122-2404507 PC 31POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Naval Ship Systems Command
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
122-2404507 PC 9
3/2Design control — primary reference
U.S. Government activity
2404507
D/9Drawing number reference only
U.S. Government activity
Related Parts
5310-01-481-1203POSSIBLE MATCH
WASHER,FLAT
122-2404507 PC 10
5310-01-481-1217POSSIBLE MATCH
WASHER,FLAT
122-2404507 PC 24
5310-01-481-1585POSSIBLE MATCH
WASHER,FLAT
122-2404507 PC 33
5310-01-481-1587POSSIBLE MATCH
WASHER,FLAT
122-2404507 PC 32
3120-01-481-4969POSSIBLE MATCH
BUSHING,SLEEVE
122-2404507 PC 31
Frequently Asked Questions
What is NSN 5310-01-481-1184?
NSN 5310-01-481-1184 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
What NSN replaces 5310-01-481-1184?
5 possible matches (shared part number, not a government interchangeability claim): 5310-01-481-1203, 5310-01-481-1217, 5310-01-481-1585. Verify interchangeability with system specifications before substitution.
What are the specifications of 5310-01-481-1184?
Key specifications for 5310-01-481-1184: Width Across Flats: 1.269 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.875 INCHES IN. 10 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-481-1184 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.