The Switch,pressure, cataloged under National Stock Number 5930-01-499-6872, 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 Dwyer Instruments Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-499-6872 |
| Primary Part Number | 1640-1 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — No Item Name Available |
| Manufacturer | Dwyer Instruments Inc |
| Status | ACTIVE |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Media for Which Designed | GAS OR GAS, LIQUEFIED |
| Terminal Type | SCREW |
| Pressure Switch Type | DIFFERENTIAL |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Contact Adjustment Range | +0.20 TO 1.00 ACTUATION POINT INCHES OF WATER |
| Operating Temp Rating | -30.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF |
| Proof Pressure | 25.00 POUNDS PER SQUARE INCH GAGE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1640-1 PRIMARY | Dwyer Instruments Inc (USA) |
NSN 5930-01-499-6872 is a Switch,pressure, manufactured by Dwyer Instruments Inc, classified under FSC 5930 (No Item Name Available). Status: active.
NSN 5930-01-499-6872 has 1 cross-referenced part number: 1640-1 (Dwyer Instruments Inc).
There are 11 known substitutes for 5930-01-499-6872: 6150-00-279-8398, 6530-00-480-8286, 2520-00-703-9886 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1640-1: Contact Adjustability: ACTUATION POINT ADJUSTABLE; Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S); Media for Which Designed: GAS OR GAS, LIQUEFIED; Terminal Type: SCREW. 9 total characteristics are documented in the Federal Logistics Information System.