The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4810-00-306-6550, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4810-00-306-6550 |
| Primary Part Number | 152323 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| FSC Application Data | ACFT ENG R2800 |
| Bead Diameter | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Outside Diameter | 1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM IN |
| Style Designator | SPECIAL SHAPED |
| Material Thickness | 0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Media for Which Designed | GASOLINE |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 152323 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 152323 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 4810-00-306-6550 is a Diaphragm,actuator Valve,special, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-306-6550 has 1 manufacturer part number on file: 152323 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-1463. Verify interchangeability with system specifications before substitution.
Key specifications for 152323: FSC Application Data: ACFT ENG R2800; Bead Diameter: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN; Outside Diameter: 1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM IN; Style Designator: SPECIAL SHAPED. 8 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.