NSN 5310-00-995-3438 · NIIN 009953438 · Part number 66A5A36-1
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 10001
Government record, cited
NSN 5310-00-995-3438 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-995-3438. Manufacturer of record part number: 66A5A36-1.
Also searched as5310-00-995-3438 ·
5310009953438 ·
NIIN 009953438 ·
00-995-3438 ·
FSC 5310 Nuts and Washers · CAGE 10001 · 66A5A36-1 · W-59186
Material Document and Classification: QQ-A-250 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Material Thickness: 0.021 INCHES NOMINAL IN
Hole Diameter: 0.194 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Manufacturer of record: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Identification
NSN: 5310-00-995-3438
NIIN: 009953438
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 66A5A36-1
Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description
The Washer,spring Tension, cataloged under National Stock Number 5310-00-995-3438, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 4 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
5310-00-995-3438
Primary Part Number
66A5A36-1
Item Name
Washer,spring Tension
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Status
ACTIVE
Style Designator
SPRING TENSION
Material Document and Classification
QQ-A-250 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Eagle-Picher Industries Inc Wolverine Gasket Div (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
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 5310-00-995-3438?
NSN 5310-00-995-3438 is a Washer,spring Tension, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-995-3438?
NSN 5310-00-995-3438 has 2 manufacturer part numbers on file: 66A5A36-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), W-59186 (Eagle-Picher Industries Inc Wolverine Gasket Div).
What are the specifications of 66A5A36-1?
Key specifications for 66A5A36-1: Style Designator: SPRING TENSION; Material Document and Classification: QQ-A-250 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material Thickness: 0.021 INCHES NOMINAL IN; Special Features: LINE WITH YNTHETIC RUBBER. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5310-00-995-3438 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.