The Cap,piston, cataloged under National Stock Number 3040-01-044-7770, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-044-7770 |
| Primary Part Number | A02H4807-2 |
| Item Name | Cap,piston |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY QQ-A-268 TEMP T4,ANODIZED,1.095 IN. ID,0.687 IN. LG,THREADED ONE END 1.812- 16 UN 3A FLANGE OTHER END 1.938 IN. OD,4 NOTCHES ON FLANGE END 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 |
|---|---|
| A02H4807-2 PRIMARY | The Boeing Company (USA) |
NSN 3040-01-044-7770 is a Cap,piston, manufactured by The Boeing Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-044-7770 has 1 manufacturer part number on file: A02H4807-2 (The Boeing Company).
Key specifications for A02H4807-2: General Characteristics Item Description: ALUMINUM ALLOY QQ-A-268 TEMP T4,ANODIZED,1.095 IN. ID,0.687 IN. LG,THREADED ONE END 1.812- 16 UN 3A FLANGE OTHER END 1.938 IN. OD,4 NOTCHES ON FLANGE END 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.