The Plate,seal Retainer, cataloged under National Stock Number 1660-01-032-9419, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-032-9419 |
| Primary Part Number | 750485-1 |
| Item Name | Plate,seal Retainer |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY AMS 4027,ADODIZE FINISH,3.580 IN. MIN TO 3.590 IN. MAXOD,0.067 IN. MIN TO 0.075 IN. MAX THK,2.704 IN. MIN TO 2.708 IN. MAX ID,4 MTG HOLES EQUALLY SPACED 0.148 IN. MIN TO 0.155 IN. MAX DIA ON 3.010 DIA BOLT CIRCLE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 750485-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 1660-01-032-9419 is a Plate,seal Retainer, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-032-9419 has 1 manufacturer part number on file: 750485-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-295-6412. Verify interchangeability with system specifications before substitution.
Key specifications for 750485-1: General Characteristics Item Description: ALUMINUM ALLOY AMS 4027,ADODIZE FINISH,3.580 IN. MIN TO 3.590 IN. MAXOD,0.067 IN. MIN TO 0.075 IN. MAX THK,2.704 IN. MIN TO 2.708 IN. MAX ID,4 MTG HOLES EQUALLY SPACED 0.148 IN. MIN TO 0.155 IN. MAX DIA ON 3.010 DIA BOLT CIRCLE IN. 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 1660-01-032-9419 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.