The Regulator,air Flow, cataloged under National Stock Number 1660-01-021-7069, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1660-01-021-7069 |
| Primary Part Number | 7115G4Y |
| Item Name | Regulator,air Flow |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| Status | ACTIVE |
| FSC Application Data | ACFT,MODEL NO. E3A |
| General Characteristics Item Description | MATERIAL,BODY 316 CORROSION RE- SISTING STEEL,SPECIFICATIONS,OPERATING265 PSIG MIN.,PROOF 400 PSIG MIN.,BURST 665 PSIG.,TEMPERATURE,OPERATING-MINUS 65 DEG F TO PLUS 160 DEG F,FLUIDCOMPATIBILITY-ETHYLENE GLYCOL AND WATER,DIMENSIONS,2-7-32 IN. HEIGHT,3-3-32 IN. LENGTH 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 |
|---|---|
| 7115G4Y PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| Reference | Meaning |
|---|---|
| 32E08-0100 | 7/2 Vendor item drawing reference Limco Airepair Inc. |
NSN 1660-01-021-7069 is a Regulator,air Flow, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-021-7069 has 1 manufacturer part number on file: 7115G4Y (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
Key specifications for 7115G4Y: FSC Application Data: ACFT,MODEL NO. E3A; General Characteristics Item Description: MATERIAL,BODY 316 CORROSION RE- SISTING STEEL,SPECIFICATIONS,OPERATING265 PSIG MIN.,PROOF 400 PSIG MIN.,BURST 665 PSIG.,TEMPERATURE,OPERATING-MINUS 65 DEG F TO PLUS 160 DEG F,FLUIDCOMPATIBILITY-ETHYLENE GLYCOL AND WATER,DIMENSIONS,2-7-32 IN. HEIGHT,3-3-32 IN. LENGTH IN; End Item Identification: PURIFIER,ACFT,AIRCONDITIONING,P-N32E00-0000. 2 specifications are 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 1660-01-021-7069 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.