The Parts Kit,regulator Overhaul, cataloged under National Stock Number 1660-01-073-7491, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-073-7491 |
| Item Name | Parts Kit,regulator Overhaul |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | VALVE CHECK 22,GUIDE VALVE 1,SCREW ADJUSTING 4,BAFFLE INLET 5,COVER PLATE 10,PLATE TOP 10,BARS 30,TUBING 40,FITTING AND GASKET 20,FLANGE 30,SPRING HEL.COMP 92,FITTING 10,RING PACKING RETAINER 5,RETAINER SPRING 20,GUIDE SPRING 22,SCREW STOP ADJUST 20,SCREW STOP ADJUST 20,LOCK SEAL 44,PLATE THROTTLING 4,CAP PLUG 20,PLUG PROTECTIVE 20,ROD PUSH 5,STEM VALVE 10,SLEEVE SEAT 2,2NSERT SEAT 22,SHIM 48,GUIDE MANUAL SAFETY 2,ROD ACTUATING 2,HOUSING MANUAL SAFETY 2,DIAPHRAGM 22,LUG TERMINAL 7,SCREEN ANEROID 6,TOGGLE DILUTER 20,SCREW 403,SET SCREW 44,LOCKWASHER 58,TOGGLE EMERGENCY 20,RING RETAINING 35,PACKING PREFORMED 360,PLATE LIGHT 10,PLATE DIAPHRAGM 22,NOZZLE INJECTION 22,WASHER PUSH BUTTON SEALING 22,SLEEVE INJECTOR 10 |
| 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 |
|---|---|
| 8148650 | A/1 Packaging identification reference U.S. Government activity |
| 1601261-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1660-01-073-7491 is a Parts Kit,regulator Overhaul, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
Key specifications for 1660-01-073-7491: General Characteristics Item Description: VALVE CHECK 22,GUIDE VALVE 1,SCREW ADJUSTING 4,BAFFLE INLET 5,COVER PLATE 10,PLATE TOP 10,BARS 30,TUBING 40,FITTING AND GASKET 20,FLANGE 30,SPRING HEL.COMP 92,FITTING 10,RING PACKING RETAINER 5,RETAINER SPRING 20,GUIDE SPRING 22,SCREW STOP ADJUST 20,SCREW STOP ADJUST 20,LOCK SEAL 44,PLATE THROTTLING 4,CAP PLUG 20,PLUG PROTECTIVE 20,ROD PUSH 5,STEM VALVE 10,SLEEVE SEAT 2,2NSERT SEAT 22,SHIM 48,GUIDE MANUAL SAFETY 2,ROD ACTUATING 2,HOUSING MANUAL SAFETY 2,DIAPHRAGM 22,LUG TERMINAL 7,SCREEN ANEROID 6,TOGGLE DILUTER 20,SCREW 403,SET SCREW 44,LOCKWASHER 58,TOGGLE EMERGENCY 20,RING RETAINING 35,PACKING PREFORMED 360,PLATE LIGHT 10,PLATE DIAPHRAGM 22,NOZZLE INJECTION 22,WASHER PUSH BUTTON SEALING 22,SLEEVE INJECTOR 10; End Item Identification: 1660001323453 OXYGEN REGULATOR. 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 1660-01-073-7491 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.