The Washer,recessed, cataloged under National Stock Number 5310-00-025-7244, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 9 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 | 5310-00-025-7244 |
| Primary Part Number | 187-48242 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Style Designator | RECESSED |
| Material Document and Classification | MIL-S-5626 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.093 INCHES NOMINAL IN |
| Material Thickness | 0.093 INCHES NOMINAL IN |
| Recess Diameter | 0.843 INCHES NOMINAL IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL COMP C4 OVERALL |
| Hole Diameter | 0.718 INCHES NOMINAL 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 |
| Part Number | Manufacturer |
|---|---|
| 187-48242 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-00-025-7244 is a Washer,recessed, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-025-7244 has 1 manufacturer part number on file: 187-48242 (The Boeing Company Div Legacy Am&m).
Key specifications for 187-48242: Style Designator: RECESSED; Material Document and Classification: MIL-S-5626 MIL STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.093 INCHES NOMINAL IN; Material Thickness: 0.093 INCHES NOMINAL IN. 9 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.