NSN 5310-00-486-6031 · NIIN 004866031 · Part number 4676
Huck International, Inc. Div Kingston Operations · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 72139
Government record, cited
NSN 5310-00-486-6031 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-486-6031. Manufacturer of record part number: 4676.
Also searched as5310-00-486-6031 ·
5310004866031 ·
NIIN 004866031 ·
00-486-6031 ·
FSC 5310 Nuts and Washers · CAGE 72139 · 4676
Overall Diameter: 1.494 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
Cross-Sectional Shape Style: RECTANGULAR
Surface Treatment: CADMIUM OVERALL
Peripheral Shape Style: ROUND
Material: STEEL OVERALL
Center Hole Shape Style: ROUND
Hole Diameter: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Identification
NSN: 5310-00-486-6031
NIIN: 004866031
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 4676
Manufacturer: Huck International, Inc. Div Kingston Operations
General Description
The Washer,flat, cataloged under National Stock Number 5310-00-486-6031, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Div Kingston Operations. Government technical data includes 8 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. 6 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
5310-00-486-6031
Primary Part Number
4676
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Huck International, Inc. Div Kingston Operations
Status
ACTIVE
Overall Diameter
1.494 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
Cross-Sectional Shape Style
RECTANGULAR
Surface Treatment
CADMIUM OVERALL
Peripheral Shape Style
ROUND
Material
STEEL OVERALL
Center Hole Shape Style
ROUND
Hole Diameter
0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Thickness
0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1560-00-704-1654751107-1POSSIBLE MATCH
BOOT,DEFOGGER DUCT
Possible match (shared part number)Lockheed Martin Corp
5305-00-769-22944676POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Fwd Seagrave Holdings Lp
5950-00-951-0119POSSIBLE MATCH
TRANSFORMER,AUDIO FREQUENCY
Possible match (shared part number)
5999-01-138-3838214-1813-00POSSIBLE MATCH
HEAT SINK,ELECTRICAL-ELECTRONIC
Possible match (shared part number)Tektronix, Inc.
5342-01-143-78494676POSSIBLE MATCH
LATCH,DRYING TUMBLER
Possible match (shared part number)Hoyt Corporation
5305-01-284-79509086100327POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Grove U.s. Llc Dba Grove Us Llc
Huck International, Inc. Div Kingston Operations (USA)
Related Parts
1560-00-704-1654POSSIBLE MATCH
BOOT,DEFOGGER DUCT
751107-1
5305-00-769-2294POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
4676
5950-00-951-0119POSSIBLE MATCH
TRANSFORMER,AUDIO FREQUENCY
5999-01-138-3838POSSIBLE MATCH
HEAT SINK,ELECTRICAL-ELECTRONIC
214-1813-00
5342-01-143-7849POSSIBLE MATCH
LATCH,DRYING TUMBLER
4676
5305-01-284-7950POSSIBLE MATCH
SCREW,MACHINE
9086100327
Frequently Asked Questions
What is NSN 5310-00-486-6031?
NSN 5310-00-486-6031 is a Washer,flat, manufactured by Huck International, Inc. Div Kingston Operations, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-486-6031?
NSN 5310-00-486-6031 has 1 manufacturer part number on file: 4676 (Huck International, Inc. Div Kingston Operations).
What NSN replaces 5310-00-486-6031?
6 possible matches (shared part number, not a government interchangeability claim): 1560-00-704-1654, 5305-00-769-2294, 5950-00-951-0119. Verify interchangeability with system specifications before substitution.
What are the specifications of 4676?
Key specifications for 4676: Overall Diameter: 1.494 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: CADMIUM OVERALL; Peripheral Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5310-00-486-6031 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.