NSN 5310-01-499-2391 · NIIN 014992391 · Part number 9712K82
Mcmaster-Carr Supply Co · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 39428
Government record, cited
NSN 5310-01-499-2391 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-499-2391. Manufacturer of record part number: 9712K82.
Also searched as5310-01-499-2391 ·
5310014992391 ·
NIIN 014992391 ·
01-499-2391 ·
FSC 5310 Nuts and Washers · CAGE 39428 · 9712K82
Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
Style Designator: SPRING TENSION
Outside Diameter: 1.250 INCHES MAXIMUM IN
Material Thickness: 0.040 INCHES NOMINAL IN
Material: STEEL COMP 1074 OVERALL
Hole Diameter: 0.630 INCHES MINIMUM IN
1 manufacturer part number on file
Identification
NSN: 5310-01-499-2391
NIIN: 014992391
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 9712K82
Manufacturer: Mcmaster-Carr Supply Co
General Description
The Washer,spring Tension, cataloged under National Stock Number 5310-01-499-2391, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 6 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-499-2391
Primary Part Number
9712K82
Item Name
Washer,spring Tension
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Mcmaster-Carr Supply Co
Status
ACTIVE
Hardness Rating
38.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-01-499-2391?
NSN 5310-01-499-2391 is a Washer,spring Tension, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-499-2391?
NSN 5310-01-499-2391 has 1 manufacturer part number on file: 9712K82 (Mcmaster-Carr Supply Co).
What are the specifications of 9712K82?
Key specifications for 9712K82: Overall Height: 0.082 INCHES NOMINAL IN; Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM; Style Designator: SPRING TENSION; Outside Diameter: 1.250 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-499-2391 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.