The Retainer,diaphragm, cataloged under National Stock Number 1660-00-280-6094, 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. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1660-00-280-6094 |
| Primary Part Number | S9408-16 |
| Item Name | Retainer,diaphragm |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| FSC Application Data | ACFT AIR CONDITIONING SYSTEM |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-250/11,ALLOY 6061,T6 TEMPER,ANODIZE,MIL-A-8625 TYPE 1 OR TYPE 2,0.195-0.225 IN. BOTTOM APERTURE ID,0.080-0.110 IN. CORNER RADIUS,0.040 IN. STOCK THK,0.099-1.010IN. DEEP,2.250-2.250 IN. OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| S9408-16 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| S9408-16 | Boeing Distribution Services X, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10163009 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| S9408-16 | 5/9 Secondary reference U.S. Government activity |
| S9408-16 | 5/9 Secondary reference Be Aerospace Consumables Management Div Consumables Solutions |
| S9408-16 | 3/9 Design control — primary reference Be Aerospace Consumables Management Dba Aerospace Services Div Consumables Solutions |
| S9408-16 | 5/9 Secondary reference Be Aerospace Consumables Management Dba Consumables Solutions Div Consumables Solutions |
NSN 1660-00-280-6094 is a Retainer,diaphragm, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-280-6094 has 2 manufacturer part numbers on file: S9408-16 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), S9408-16 (Boeing Distribution Services X, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-230-6117. Verify interchangeability with system specifications before substitution.
Key specifications for S9408-16: FSC Application Data: ACFT AIR CONDITIONING SYSTEM; General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250/11,ALLOY 6061,T6 TEMPER,ANODIZE,MIL-A-8625 TYPE 1 OR TYPE 2,0.195-0.225 IN. BOTTOM APERTURE ID,0.080-0.110 IN. CORNER RADIUS,0.040 IN. STOCK THK,0.099-1.010IN. DEEP,2.250-2.250 IN. OD IN. 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.
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.