The Retainer,nose Dome Bolt, cataloged under National Stock Number 1560-00-931-9331, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1560-00-931-9331 |
| Primary Part Number | 53-50023-5 |
| Item Name | Retainer,nose Dome Bolt |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | TITANIUM ALLOY,AMS4928,2.000 IN. LG,0.700 IN. W,0.158 IN. MIN,0.162 IN. MAX THK,2 MTG HOLES 0.191 IN. MIN,0.197 IN. MAX DIA,1 MTG HOLE 0.257 IN. MIN,0.263 IN. MAX DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 53-50023-5 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 53-50023-5 PRIMARY | The Boeing Company Div Defense (USA) |
| 53-50023-5 | Airborne Technologies, Inc. (USA) |
| 53-50023-5 | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 53-50023-5 | 5/9 Secondary reference Mamco Mfg Co Inc |
NSN 1560-00-931-9331 is a Retainer,nose Dome Bolt, manufactured by The Boeing Company Div Defense, classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-00-931-9331 has 4 manufacturer part numbers on file: 53-50023-5 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 53-50023-5 (The Boeing Company Div Defense), 53-50023-5 (Airborne Technologies, Inc.), 53-50023-5 (Kitco Llc).
Key specifications for 53-50023-5: General Characteristics Item Description: TITANIUM ALLOY,AMS4928,2.000 IN. LG,0.700 IN. W,0.158 IN. MIN,0.162 IN. MAX THK,2 MTG HOLES 0.191 IN. MIN,0.197 IN. MAX DIA,1 MTG HOLE 0.257 IN. MIN,0.263 IN. MAX DIA IN; End Item Identification: AIRCRAFT MODEL F4. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1560-00-931-9331 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.