NSN 5310-01-247-5306 · NIIN 012475306 · Part number WI-281SN
Unicorp. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 04729
Government record, cited
NSN 5310-01-247-5306 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-247-5306. Manufacturer of record part number: WI-281SN.
Also searched as5310-01-247-5306 ·
5310012475306 ·
NIIN 012475306 ·
01-247-5306 ·
FSC 5310 Nuts and Washers · CAGE 04729 · WI-281SN
Shoulder Height: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
Style Designator: SHOULDERED
Material Document and Classification: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
Material Thickness: 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
Shoulder Diameter: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
Material: PLASTIC POLYAMIDE NYLON OVERALL
Identification
NSN: 5310-01-247-5306
NIIN: 012475306
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: WI-281SN
Manufacturer: Unicorp.
General Description
The Washer,shouldered, cataloged under National Stock Number 5310-01-247-5306, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Unicorp.. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-247-5306
Primary Part Number
WI-281SN
Item Name
Washer,shouldered
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Unicorp.
Status
ACTIVE
Shoulder Height
0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
Style Designator
SHOULDERED
Material Document and Classification
ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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 5310-01-247-5306?
NSN 5310-01-247-5306 is a Washer,shouldered, manufactured by Unicorp., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-247-5306?
NSN 5310-01-247-5306 has 1 manufacturer part number on file: WI-281SN (Unicorp.).
What are the specifications of WI-281SN?
Key specifications for WI-281SN: Shoulder Height: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN; Style Designator: SHOULDERED; Material Document and Classification: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-247-5306 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.