The Washer,lock, cataloged under National Stock Number 5310-00-013-8535, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-013-8535 |
| Primary Part Number | 138535 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Style Designator | FLAT INTERNAL TEETH |
| Material Document and Classification | -QQ-S-633 CANC FED SPEC 1ST MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 2ND MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 3RD MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 4TH MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 5TH MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Material Thickness | 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | A TYPE |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL |
| Hole Diameter | 0.195 INCHES MINIMUM AND 0.204 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 |
|---|---|
| 138535 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 138535 | 5/9 Secondary reference Diamond Reo Truck Co |
| D17375A | 5/9 Secondary reference Gte Communication Systems Corp |
| 138535 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 138535 | 5/9 Secondary reference General Motors Corp |
| MILW6986TYPEA | 4/1 Identification reference U.S. Government activity |
NSN 5310-00-013-8535 is a Washer,lock, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-013-8535 has 1 manufacturer part number on file: 138535 (Rolls-Royce Solutions America Inc).
Key specifications for 138535: Style Designator: FLAT INTERNAL TEETH; Material Document and Classification: -QQ-S-633 CANC FED SPEC 1ST MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 2ND MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 3RD MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 4TH MATERIAL RESPONSE OR -QQ-S-633 CANC FED SPEC 5TH MATERIAL RESPONSE OVERALL; Outside Diameter: 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN; Material Thickness: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN. 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.