The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-00-401-4228, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-401-4228 |
| Primary Part Number | 51D67 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AS4700 FSCM 89513 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.094 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED AND RECESSED |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN |
| Recess Depth | 0.094 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN |
| Material Thickness | 0.081 INCHES NOMINAL IN |
| Shoulder Diameter | 0.637 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN |
| Recess Diameter | 0.264 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| Hole Diameter | 0.128 INCHES MINIMUM AND 0.130 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 |
|---|---|
| 51D67 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5310-00-401-4228 is a Washer,shouldered and Recessed, manufactured by Grimes Aerospace Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-401-4228 has 1 manufacturer part number on file: 51D67 (Grimes Aerospace Company).
Key specifications for 51D67: Surface Treatment Document and Classification: AS4700 FSCM 89513 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.094 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN; Style Designator: SHOULDERED AND RECESSED; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.
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.