The Washer,spring Tension, cataloged under National Stock Number 5310-01-263-6171, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-263-6171 |
| Primary Part Number | 60-552-0013-1 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL 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 |
|---|---|
| 60-552-0013-1 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 60-552-0013-1 | 5/9 Secondary reference Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
| 01-435-0030-5 PIECE 23 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
| 01-435-0030-5 PIECE 23 | 5/9 Secondary reference Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
NSN 5310-01-263-6171 is a Washer,spring Tension, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-263-6171 has 1 manufacturer part number on file: 60-552-0013-1 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 60-552-0013-1: Material Document and Classification: MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL. 2 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.