The Washer,spring Tension, cataloged under National Stock Number 5310-01-265-8981, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Solon Manufacturing Co Div Solon Manufacturing Co., Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-265-8981 |
| Primary Part Number | 010-M-35 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Solon Manufacturing Co Div Solon Manufacturing Co., Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35,TY 1 OR TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| Style Designator | SPRING TENSION |
| Outside Diameter | 0.462 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| Material Thickness | 0.035 INCHES MINIMUM AND 0.0368 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 631 OVERALL |
| 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 |
|---|---|
| 010-M-35 PRIMARY | Solon Manufacturing Co Div Solon Manufacturing Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 704AS9555 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 899555-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5310-01-265-8981 is a Washer,spring Tension, manufactured by Solon Manufacturing Co Div Solon Manufacturing Co., Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-265-8981 has 1 manufacturer part number on file: 010-M-35 (Solon Manufacturing Co Div Solon Manufacturing Co., Inc.).
Key specifications for 010-M-35: Overall Height: 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35,TY 1 OR TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM; Style Designator: SPRING TENSION. 7 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.