NSN 5310-01-465-7658 · NIIN 014657658 · Part number WS-9273-56
Lake Shore Systems, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 34712
Government record, cited
NSN 5310-01-465-7658 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-465-7658. Manufacturer of record part number: WS-9273-56.
Also searched as5310-01-465-7658 ·
5310014657658 ·
NIIN 014657658 ·
01-465-7658 ·
FSC 5310 Nuts and Washers · CAGE 34712 · WS-9273-56 · WS-9273 · WS-9273 PC 56
Hole Diameter: 0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Identification
NSN: 5310-01-465-7658
NIIN: 014657658
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: WS-9273-56
Manufacturer: Lake Shore Systems, Inc.
General Description
The Washer,lock, cataloged under National Stock Number 5310-01-465-7658, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
5310-01-465-7658
Primary Part Number
WS-9273-56
Item Name
Washer,lock
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Lake Shore Systems, Inc.
Status
ACTIVE
Style Designator
SPLIT HELICAL-RIGHT HAND
Outside Diameter
0.869 INCHES MAXIMUM IN
Material Thickness
0.125 INCHES NOMINAL IN
Surface Treatment
CADMIUM OVERALL
Material
STEEL OVERALL
Hole Diameter
0.502 INCHES MINIMUM AND 0.512 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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-465-7668WS-9273-58POSSIBLE MATCH
WASHER,LOCK
Possible match (shared part number)Lake Shore Systems, Inc.
5310-01-465-7754WS-9273 PC 60POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Lake Shore Systems, Inc.
5310-01-465-8303WS-9273 PC 64POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Lake Shore Systems, Inc.
5310-01-465-8383WS-9273 PC 48POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Lake Shore Systems, Inc.
3040-01-466-1924WD-5047POSSIBLE MATCH
WORM SHAFT
Possible match (shared part number)Lake Shore Systems, Inc.
3040-01-466-3517WS-9273-14-RHPOSSIBLE MATCH
GEARSHAFT,BEVEL
Possible match (shared part number)Lake Shore Systems, Inc.
3040-01-466-3520WS-9273-16POSSIBLE MATCH
GEARSHAFT,SPUR
Possible match (shared part number)Lake Shore Systems, Inc.
NSN 5310-01-465-7658 is a Washer,lock, manufactured by Lake Shore Systems, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-465-7658?
NSN 5310-01-465-7658 has 2 manufacturer part numbers on file: WS-9273-56 (Lake Shore Systems, Inc.), WS-9273 PC 56 (Lake Shore Systems, Inc.).
What NSN replaces 5310-01-465-7658?
7 possible matches (shared part number, not a government interchangeability claim): 5310-01-465-7668, 5310-01-465-7754, 5310-01-465-8303. Verify interchangeability with system specifications before substitution.
What are the specifications of WS-9273-56?
Key specifications for WS-9273-56: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 0.869 INCHES MAXIMUM IN; Material Thickness: 0.125 INCHES NOMINAL IN; Surface Treatment: CADMIUM OVERALL. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-465-7658 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.