The Valve Head, cataloged under National Stock Number 2915-01-175-3953, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2915-01-175-3953 |
| Primary Part Number | 2722172 |
| Item Name | Valve Head |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| General Characteristics Item Description | ALUM ALLOY PER QQ-A-596 OR QQ-A-601; MTG FLANGE W/6 EARS EQ SPACED DRILLED THRU 0.1935 IN. ON 4.60 IN. BSC; 1.30 IN. H; PORT PER MS33649-6,TAP DRILL THRU; PORT 1.060 IN. DP,0.437 IN. ID W/VENT 0.141 IN. DIA THRU SIDE TO INSIDE OF HEAD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2722172 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2722172 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
| 2722172 | 5/9 Secondary reference U.S. Government activity |
NSN 2915-01-175-3953 is a Valve Head, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-01-175-3953 has 1 manufacturer part number on file: 2722172 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2722172: General Characteristics Item Description: ALUM ALLOY PER QQ-A-596 OR QQ-A-601; MTG FLANGE W/6 EARS EQ SPACED DRILLED THRU 0.1935 IN. ON 4.60 IN. BSC; 1.30 IN. H; PORT PER MS33649-6,TAP DRILL THRU; PORT 1.060 IN. DP,0.437 IN. ID W/VENT 0.141 IN. DIA THRU SIDE TO INSIDE OF HEAD IN; End Item Identification: VALVE,P/N 2720126,FOR B-1B AIRCRAFT FUEL TANK. 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 2915-01-175-3953 has DEMIL Code Q. 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.