The Plate,retaining,diaphragm, cataloged under National Stock Number 4810-00-121-4704, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-121-4704 |
| Primary Part Number | 884090-1 |
| Item Name | Plate,retaining,diaphragm |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| FSC Application Data | VALVE,REGULATING,FLUID PRESSURE,POWERED |
| Overall Diameter | 3.140 INCHES MINIMUM AND 3.160 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 884090-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 884090-1 | 5/9 Secondary reference U.S. Government activity |
| 884090-1 | 5/1 Secondary reference Service & Sales Inc |
NSN 4810-00-121-4704 is a Plate,retaining,diaphragm, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-121-4704 has 1 manufacturer part number on file: 884090-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 884090-1: FSC Application Data: VALVE,REGULATING,FLUID PRESSURE,POWERED; Overall Diameter: 3.140 INCHES MINIMUM AND 3.160 INCHES MAXIMUM IN; Overall Length: 1.872 INCHES MINIMUM AND 1.892 INCHES MAXIMUM IN; End Item Identification: 4810001025411 898100-3-1 VALVE. 3 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.