The Trunnion,upper, cataloged under National Stock Number 1270-01-206-1771, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1270-01-206-1771 |
| Item Name | Trunnion,upper |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Status | ACTIVE |
| General Characteristics Item Description | 5.094 IN.LG;2.750 IN.W;MATERIAL:ALUMINUM ALLOY BAR 2024-T4,QQ-A-268 TEMP T4;ANODIZE PER EAM 4-26(MIL-A-8625 TYPE I);SURFACE ROUGHNESS PER EAM 4-4(MIL-STD-10);PART OF GUN LAYING MOUNT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 571753-3 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
NSN 1270-01-206-1771 is a Trunnion,upper, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
Key specifications for 1270-01-206-1771: General Characteristics Item Description: 5.094 IN.LG;2.750 IN.W;MATERIAL:ALUMINUM ALLOY BAR 2024-T4,QQ-A-268 TEMP T4;ANODIZE PER EAM 4-26(MIL-A-8625 TYPE I);SURFACE ROUGHNESS PER EAM 4-4(MIL-STD-10);PART OF GUN LAYING MOUNT IN; End Item Identification: B52H ASG-21. 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.
NSN 1270-01-206-1771 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.