NSN 5310-00-950-3353 · NIIN 009503353 · Part number 10521580
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 19207
Government record, cited
NSN 5310-00-950-3353 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-950-3353. Manufacturer of record part number: 10521580.
Also searched as5310-00-950-3353 ·
5310009503353 ·
NIIN 009503353 ·
00-950-3353 ·
FSC 5310 Nuts and Washers · CAGE 19207 · 10521580
Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and Classification: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
Material Thickness: 0.008 INCHES MINIMUM AND 0.010 INCHES MAXIMUM IN
Surface Treatment: CADMIUM OVERALL
Material: STEEL COMP 1095 OVERALL
Hole Diameter: 0.187 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
Identification
NSN: 5310-00-950-3353
NIIN: 009503353
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 10521580
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description
The Washer,spring Tension, cataloged under National Stock Number 5310-00-950-3353, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 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
5310-00-950-3353
Primary Part Number
10521580
Item Name
Washer,spring Tension
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
U S Army Tank Automotive Command Amsta-Im-Mm
Status
ACTIVE
Surface Treatment Document and Classification
QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and Classification
MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
U S Army Tank Automotive Command Amsta-Im-Mm (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 5310-00-950-3353?
NSN 5310-00-950-3353 is a Washer,spring Tension, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-950-3353?
NSN 5310-00-950-3353 has 2 manufacturer part numbers on file: 10521580 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 10521580 (U S Army Tank Automotive Command Amsta-Im-Mm).
What are the specifications of 10521580?
Key specifications for 10521580: Overall Height: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5310-00-950-3353 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.