The Washer,recessed, cataloged under National Stock Number 5310-01-483-0605, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Donlee Precision Div Donlee Precision. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-483-0605 |
| Primary Part Number | 427738-3 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Donlee Precision Div Donlee Precision |
| Status | ACTIVE |
| Style Designator | RECESSED |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Material Thickness | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Recess Diameter | 1.563 INCHES NOMINAL IN |
| Material | NICKEL ALLOY 718 OVERALL |
| Hole Diameter | 1.406 INCHES NOMINAL IN |
| Recess Angle | 45.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 427738-3 | Donlee Precision Div Donlee Precision (CAN) |
| Reference | Meaning |
|---|---|
| 427738-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-483-0605 is a Washer,recessed, manufactured by Donlee Precision Div Donlee Precision, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-483-0605 has 1 manufacturer part number on file: 427738-3 (Donlee Precision Div Donlee Precision).
Key specifications for 427738-3: Style Designator: RECESSED; Outside Diameter: 2.000 INCHES NOMINAL IN; Material Thickness: 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN; Recess Diameter: 1.563 INCHES NOMINAL IN. 7 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.