The Washer,recessed, cataloged under National Stock Number 5310-00-554-4541, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Berkshire Manufactured Products, Inc. Dba Pursuit Aerospace. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-554-4541 |
| Primary Part Number | 2005T06P01 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Berkshire Manufactured Products, Inc. Dba Pursuit Aerospace |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES ALL SURFACES |
| Style Designator | RECESSED |
| Material Document and Classification | AMS 5645 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.000 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Recess Depth | 0.033 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN |
| Material Thickness | 0.228 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.281 INCHES MINIMUM AND 0.283 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 |
|---|---|
| 2005T06P01 | Berkshire Manufactured Products, Inc. Dba Pursuit Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 2005T06P01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-554-4541 is a Washer,recessed, manufactured by Berkshire Manufactured Products, Inc. Dba Pursuit Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-554-4541 has 1 manufacturer part number on file: 2005T06P01 (Berkshire Manufactured Products, Inc. Dba Pursuit Aerospace).
Key specifications for 2005T06P01: Surface Finish: 63.0 MICROINCHES ALL SURFACES; Overall Height: 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Style Designator: RECESSED; Material Document and Classification: AMS 5645 ASSN STD SINGLE 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.