The Switch,pressure, cataloged under National Stock Number 5930-01-172-6437, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Henry G Dietz Co Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-172-6437 |
| Primary Part Number | 540A-D-3 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — No Item Name Available |
| Manufacturer | Henry G Dietz Co Inc |
| Status | ACTIVE |
| Outside Diameter | 0.375 INCHES NOMINAL SINGLE CONNECTION IN |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT HEX NUT |
| Pressure Switch Type | ABSOLUTE |
| Nominal Thread Size | 0.375 INCHES SINGLE PRESSURE CONNECTION IN |
| Terminal Type | SCREW |
| Unthreaded Mounting Hole Diameter | 0.170 INCHES NOMINAL IN |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Longest Vertical Distance Between Mounting Centers | 6.062 INCHES NOMINAL IN |
| Longest Horizontal Distance Between Mounting Centers | 5.062 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR W/BRACKET |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Thread Series Designator | UNEF SINGLE PRESSURE CONNECTION |
| Media for Which Designed | GAS |
| Thread Class | 2A SINGLE PRESSURE CONNECTION A |
| Contact Action Stimulus | INCREASE |
| Pressure Connector Type | FLARED, THREADED EXTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5930-01-172-6437 is a Switch,pressure, manufactured by Henry G Dietz Co Inc, classified under FSC 5930 (No Item Name Available). Status: active.
NSN 5930-01-172-6437 has 2 cross-referenced part numbers: 540A (Henry G Dietz Co Inc), 540A-D-3 (Henry G Dietz Co Inc).
There are 4 known substitutes for 5930-01-172-6437: 4940-00-139-3658, 5985-00-519-3779, 5935-01-196-1060 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 540A-D-3: Outside Diameter: 0.375 INCHES NOMINAL SINGLE CONNECTION IN; Mounting Facility Pattern: FOUR POSITION RECTANGULAR; Contact Adjustment Type: EXTERNAL ACTUATION POINT HEX NUT; Pressure Switch Type: ABSOLUTE. 21 total characteristics are documented in the Federal Logistics Information System.