The Washer,recessed, cataloged under National Stock Number 5310-00-231-4623, 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 Defense. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-231-4623 |
| Primary Part Number | 32-11436-5 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | P.S.13101,TYPE 2,CLASS 2,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Heat Treatment | AS FABRICATED |
| Style Designator | RECESSED |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.250 INCHES NOMINAL IN |
| Material Thickness | 0.118 INCHES NOMINAL IN |
| Recess Diameter | 0.890 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP C OVERALL |
| Hole Diameter | 0.760 INCHES MINIMUM AND 0.770 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 |
|---|---|
| 32-11436-5 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 32-11436-5 | Kitco Llc (USA) |
| 32-11436-5 | Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc (USA) |
| 32-11436-5 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 32-11436-5 | 5/1 Secondary reference Aileron Aviation Industries, Inc. Corp. |
NSN 5310-00-231-4623 is a Washer,recessed, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-231-4623 has 4 manufacturer part numbers on file: 32-11436-5 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 32-11436-5 (Kitco Llc), 32-11436-5 (Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc), 32-11436-5 (The Boeing Company Div Defense).
Key specifications for 32-11436-5: Surface Treatment Document and Classification: P.S.13101,TYPE 2,CLASS 2,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Heat Treatment: AS FABRICATED; Style Designator: RECESSED; Material Document and Classification: MIL-S-5000 MIL SPEC 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.