The Switch,pressure, cataloged under National Stock Number 5930-01-516-5844, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Philadelphia Electrical Equipment Co. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-516-5844 |
| Primary Part Number | 1B-2251-502 SHEET 3 ITEM 6 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Philadelphia Electrical Equipment Co |
| Status | ACTIVE |
| Contact Load Current Rating | 25.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 25.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD FIFTH VOLTAGE |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD SEVENTH VOLTAGE |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD SIXTH VOLTAGE |
| Contact Load Current Rating | 25.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Contact Load Current Rating | 25.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Style Designator | RECTANGULAR |
| Media for Which Designed | LIQUID |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 208.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 277.0 AC AT SEA LEVEL FOURTH VOLTAGE |
| Contact Voltage Rating in Volts | 380.0 AC AT SEA LEVEL FIFTH VOLTAGE |
| Contact Voltage Rating in Volts | 480.0 AC AT SEA LEVEL SIXTH VOLTAGE |
| Contact Voltage Rating in Volts | 575.0 AC AT SEA LEVEL SEVENTH VOLTAGE |
| 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 |
|---|---|
| 1B-2251-502 SHEET 3 ITEM 6 | Philadelphia Electrical Equipment Co (USA) |
| 1B-2239-502 SHEET 3 ITEM 6 | Philadelphia Electrical Equipment Co (USA) |
| Reference | Meaning |
|---|---|
| PS252WT | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-516-5844 is a Switch,pressure, manufactured by Philadelphia Electrical Equipment Co, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-516-5844 has 2 manufacturer part numbers on file: 1B-2251-502 SHEET 3 ITEM 6 (Philadelphia Electrical Equipment Co), 1B-2239-502 SHEET 3 ITEM 6 (Philadelphia Electrical Equipment Co).
Key specifications for 1B-2251-502 SHEET 3 ITEM 6: Contact Load Current Rating: 25.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE; Contact Load Current Rating: 25.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE; Contact Load Current Rating: 15.0 AMPERES RESISTIVE LOAD FIFTH VOLTAGE; Contact Load Current Rating: 15.0 AMPERES RESISTIVE LOAD SEVENTH VOLTAGE. 16 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.