The Washer,recessed, cataloged under National Stock Number 5310-00-914-0630, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-914-0630 |
| Primary Part Number | 542411 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Hardness Rating | 75.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 83.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM |
| Style Designator | RECESSED |
| Material Document and Classification | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.340 INCHES NOMINAL IN |
| Recess Depth | 0.030 INCHES NOMINAL IN |
| Material Thickness | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Recess Diameter | 0.311 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 416F OVERALL |
| Hole Diameter | 0.260 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Recess Angle | 90.0 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 |
NSN 5310-00-914-0630 is a Washer,recessed, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-914-0630 has 2 manufacturer part numbers on file: 542411 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 542411 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 542411: Overall Height: 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Hardness Rating: 75.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 83.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM; Style Designator: RECESSED; Material Document and Classification: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.