The Valve Assembly,environmental Con, cataloged under National Stock Number 1660-00-288-5532, 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 Honeywell International Inc. Div Aerospace - Torrance. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-288-5532 |
| Primary Part Number | 978894-1-1 |
| Item Name | Valve Assembly,environmental Con |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| FSC Application Data | AIR CONDITIONING SYSTEM,AIRCRAFT |
| General Characteristics Item Description | 8.050 IN. MAX LG,7.730 IN. MIN W,7.770 IN. MAX W,0-78LB/MIN,SPRING LOADED,28 V DC POWER,1 AMP MAX 28 V DC AND MINUS65 DEG F SOLENOID RATING,MINUS 65 DEG F TO 160 DEG F CONTINUOUSAND 203 DEG F FOR 30 MIN AMBIENT TEMPERATURE RANGE,0.5 TO 15.5PSIA AMBIENT PRESSURE RANGE,11 PSIG AT 135 DEG F INLET AIROPERATING CONDITION MAX RANGE,16 PSIG AT 203 DEG F ACTUATOR AIRSUPPLY NORMAL OPERATION -14 PSIG AT MINUS 65 DEG F MIN V |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 978894-1-1 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
NSN 1660-00-288-5532 is a Valve Assembly,environmental Con, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-288-5532 has 1 manufacturer part number on file: 978894-1-1 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 978894-1-1: FSC Application Data: AIR CONDITIONING SYSTEM,AIRCRAFT; General Characteristics Item Description: 8.050 IN. MAX LG,7.730 IN. MIN W,7.770 IN. MAX W,0-78LB/MIN,SPRING LOADED,28 V DC POWER,1 AMP MAX 28 V DC AND MINUS65 DEG F SOLENOID RATING,MINUS 65 DEG F TO 160 DEG F CONTINUOUSAND 203 DEG F FOR 30 MIN AMBIENT TEMPERATURE RANGE,0.5 TO 15.5PSIA AMBIENT PRESSURE RANGE,11 PSIG AT 135 DEG F INLET AIROPERATING CONDITION MAX RANGE,16 PSIG AT 203 DEG F ACTUATOR AIRSUPPLY NORMAL OPERATION -14 PSIG AT MINUS 65 DEG F MIN V; End Item Identification: F-15 AIRCRAFT. 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 1660-00-288-5532 has DEMIL Code D. 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.