The Washer,recessed, cataloged under National Stock Number 5310-00-076-9864, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Atomics Aerotec Systems Gmbh. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-076-9864 |
| Primary Part Number | 204-010-128-1 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Atomics Aerotec Systems Gmbh |
| Status | ACTIVE |
| Top Recess Diameter | 3.555 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | BPSPW4006,TYPE 1,CLASS B,FSCM 97499 MFR REF SINGLE TREATMENT RESPONSE OR QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OR BPS FW4138,FSCM 97499 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Bottom Recess Diameter | 3.555 INCHES NOMINAL IN |
| Top Recess Angle | 90.0 DEGREES NOMINAL |
| Style Designator | RECESSED BOTH SIDES |
| Material Document and Classification | AMS6371 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 4.200 INCHES NOMINAL IN |
| Material Thickness | 0.220 INCHES NOMINAL IN |
| Bottom Recess Angle | 90.0 DEGREES NOMINAL |
| Surface Treatment | CADMIUM OR PASSIVATE OVERALL |
| Material | STEEL OR STEEL COMP 416 OVERALL |
| Hole Diameter | 3.515 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 204-010-128-1 | General Atomics Aerotec Systems Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 204-010-128-1 | 3/2 Design control — primary reference U.S. Government activity |
| 204-010-128-001 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-076-9864 is a Washer,recessed, manufactured by General Atomics Aerotec Systems Gmbh, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-076-9864 has 1 manufacturer part number on file: 204-010-128-1 (General Atomics Aerotec Systems Gmbh).
Key specifications for 204-010-128-1: Top Recess Diameter: 3.555 INCHES NOMINAL IN; Surface Treatment Document and Classification: BPSPW4006,TYPE 1,CLASS B,FSCM 97499 MFR REF SINGLE TREATMENT RESPONSE OR QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OR BPS FW4138,FSCM 97499 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Bottom Recess Diameter: 3.555 INCHES NOMINAL IN; Top Recess Angle: 90.0 DEGREES NOMINAL. 12 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.
NSN 5310-00-076-9864 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.