The Barrel,swivel Assembly,bulkhead, cataloged under National Stock Number 1680-01-003-5011, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1680-01-003-5011 |
| Primary Part Number | 53-691525-5 |
| Item Name | Barrel,swivel Assembly,bulkhead |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | MATL ALUMINUM ALLOY QQ-A-255/6 COND T351,3.240 IN. LG,ONE END CUBE SHAPED 1.100 IN. LG BY 0.912 IN. W BY 0.990 IN. H WITH 0.500 IN. DIA HOLE AND 2 GROOVES 0.675 IN. DIA BY 0.171 IN. W,ONE GROOVE 0.775 IN. DIA BY 0.350 IN. W,OTHEREND 2.140 IN. LG BY 0.623 IN. DIA WITH 0.623-18 UNF-3A BULKHEAD THD 1.500 IN. LG. A |
| 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 |
|---|---|
| 53-691525-5 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 53-691525-3 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 1680-01-003-5011 is a Barrel,swivel Assembly,bulkhead, manufactured by The Boeing Company Div Defense, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-003-5011 has 1 manufacturer part number on file: 53-691525-5 (The Boeing Company Div Defense).
Key specifications for 53-691525-5: General Characteristics Item Description: MATL ALUMINUM ALLOY QQ-A-255/6 COND T351,3.240 IN. LG,ONE END CUBE SHAPED 1.100 IN. LG BY 0.912 IN. W BY 0.990 IN. H WITH 0.500 IN. DIA HOLE AND 2 GROOVES 0.675 IN. DIA BY 0.171 IN. W,ONE GROOVE 0.775 IN. DIA BY 0.350 IN. W,OTHEREND 2.140 IN. LG BY 0.623 IN. DIA WITH 0.623-18 UNF-3A BULKHEAD THD 1.500 IN. LG. A. 1 specification is 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.