The Switch,pressure, cataloged under National Stock Number 5930-01-444-2053, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pall Aeropower Corporation. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-444-2053 |
| Primary Part Number | TD450AF077 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| Body Diameter | 0.7355 INCHES NOMINAL IN |
| Overall Diameter | 0.900 INCHES MAXIMUM IN |
| Supplementary Features | 2 PILOT HOLES .221" DIAMETER;HEAD DIAMETER: 1.520"; INSIDE HEAD DIAMETER: 1"; 2 HOLES WITH RADIUS OF .26" |
| Specification/standard Data | 96906-DOD-STD-100 GOVERNMENT STANDARD |
| Media for Which Designed | LIQUID |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4950738 | Rtx Corporation Div Pratt & Whitney (USA) |
| TD450AF077 PRIMARY | Pall Aeropower Corporation (USA) |
NSN 5930-01-444-2053 is a Switch,pressure, manufactured by Pall Aeropower Corporation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-444-2053 has 2 manufacturer part numbers on file: 4950738 (Rtx Corporation Div Pratt & Whitney), TD450AF077 (Pall Aeropower Corporation).
Key specifications for TD450AF077: Body Diameter: 0.7355 INCHES NOMINAL IN; Overall Diameter: 0.900 INCHES MAXIMUM IN; Supplementary Features: 2 PILOT HOLES .221" DIAMETER;HEAD DIAMETER: 1.520"; INSIDE HEAD DIAMETER: 1"; 2 HOLES WITH RADIUS OF .26"; Overall Length: 3.590 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.