The Washer,recessed, cataloged under National Stock Number 5310-00-912-6345, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-912-6345 |
| Primary Part Number | 6-11102-1 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Style Designator | RECESSED |
| Material Document and Classification | MIL-S-18729 COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Material Thickness | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Recess Diameter | 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN |
| Material | STEEL COMP 4130 OVERALL |
| Hole Diameter | 0.500 INCHES MINIMUM AND 0.520 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 |
| Part Number | Manufacturer |
|---|---|
| 6-11102-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6-11102-1 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 6-11102-1 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 5310-00-912-6345 is a Washer,recessed, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-912-6345 has 1 manufacturer part number on file: 6-11102-1 (Northrop Grumman Systems Corporation).
Key specifications for 6-11102-1: Style Designator: RECESSED; Material Document and Classification: MIL-S-18729 COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN; Material Thickness: 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN. 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.