NSN 5310-01-565-7535 · NIIN 015657535 · Part number MIL-001-323
Fascan International, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0UJB5
Government record, cited
NSN 5310-01-565-7535 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-565-7535. Manufacturer of record part number: MIL-001-323.
Also searched as5310-01-565-7535 ·
5310015657535 ·
NIIN 015657535 ·
01-565-7535 ·
FSC 5310 Nuts and Washers · CAGE 0UJB5 · MIL-001-323 · 91007A652
Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
Material: STEEL OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Fascan International, Inc.
Identification
NSN: 5310-01-565-7535
NIIN: 015657535
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: MIL-001-323
Manufacturer: Fascan International, Inc.
General Description
The Washer,lock, cataloged under National Stock Number 5310-01-565-7535, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fascan International, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-565-7535
Primary Part Number
MIL-001-323
Item Name
Washer,lock
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Fascan International, Inc.
Status
ACTIVE
Hardness Rating
35.0 ROCKWELL C MINIMUM AND 46.0 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 5310-01-565-7535?
NSN 5310-01-565-7535 is a Washer,lock, manufactured by Fascan International, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-565-7535?
NSN 5310-01-565-7535 has 2 manufacturer part numbers on file: MIL-001-323 (Fascan International, Inc.), 91007A652 (Mcmaster-Carr Supply Co).
What are the specifications of MIL-001-323?
Key specifications for MIL-001-323: Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM; Special Features: SPLIT STYLE WITH 0.512 INCH ID, AND 0.869 INCH OD. IN; Part Name Assigned by Controlling Agency: SPRING LOCK WASHER; End Item Identification: 2590-01-558-3273; INTERROGATION ARM A. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-565-7535 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.