The Washer,flat, cataloged under National Stock Number 5310-00-153-9149, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Inspirnetics, Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-153-9149 |
| Primary Part Number | 7131235-01 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Inspirnetics, Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.958 INCHES MINIMUM AND 0.978 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ANODIZE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.646 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN |
| Thickness | 0.016 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7131235-01 | Inspirnetics, Inc (USA) |
| 7131235-01 | Tect Hypervelocity, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7131235-01 | 3/2 Design control — primary reference U.S. Government activity |
| 7131235-01 | 5/9 Secondary reference Aircraft Supplies |
| 5310PL0787144 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-00-153-9149 is a Washer,flat, manufactured by Inspirnetics, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-153-9149 has 2 manufacturer part numbers on file: 7131235-01 (Inspirnetics, Inc), 7131235-01 (Tect Hypervelocity, Inc.).
Key specifications for 7131235-01: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.958 INCHES MINIMUM AND 0.978 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.