The Washer,shouldered, cataloged under National Stock Number 5310-00-554-6528, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-554-6528 |
| Primary Part Number | MMS106M20-22M |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.220 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-B-728 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-390 C6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.812 INCHES NOMINAL IN |
| Material Thickness | 0.061 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.376 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | COPPER ALLOY C OR COPPER ALLOY OVERALL |
| Hole Diameter | 1.219 INCHES NOMINAL 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 |
|---|---|
| MMS106M20-22M PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| MMS106M20-22M | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
NSN 5310-00-554-6528 is a Washer,shouldered, manufactured by Goodrich Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-554-6528 has 1 manufacturer part number on file: MMS106M20-22M (Goodrich Corporation).
Key specifications for MMS106M20-22M: Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.220 INCHES NOMINAL IN; Style Designator: SHOULDERED; Material Document and Classification: QQ-B-728 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-390 C6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.