The Washer,spring Tension, cataloged under National Stock Number 5310-01-386-6039, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-386-6039 |
| Primary Part Number | 952066-1004 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-PP-35,TYPE 1,TYPE 2,OR TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING TENSION |
| Material Document and Classification | AMS 5517 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5515 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Material Thickness | 0.01225 INCHES MINIMUM AND 0.01375 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 301 OR STEEL COMP 302 OVERALL |
| Hole Diameter | 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM 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 |
|---|---|
| 952066-1004 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| SAI-251213-301XFH | Matthew Warren, Inc. Div Maryland Precision Spring (USA) |
| Reference | Meaning |
|---|---|
| SAI-251213-301XFH | 5/9 Secondary reference Rolex Company Dba Rolex Company Div Rolex Company |
NSN 5310-01-386-6039 is a Washer,spring Tension, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-386-6039 has 2 manufacturer part numbers on file: 952066-1004 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), SAI-251213-301XFH (Matthew Warren, Inc. Div Maryland Precision Spring).
Key specifications for 952066-1004: Overall Height: 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-PP-35,TYPE 1,TYPE 2,OR TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING TENSION; Material Document and Classification: AMS 5517 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5515 ASSN STD 1ST MATERIAL RESPONSE OVERALL. 8 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.