The Valve,safety Relief, cataloged under National Stock Number 4820-01-236-5978, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-236-5978 |
| Primary Part Number | C3459 PL4142 65T 100PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Type | INSIDE SCREW |
| Material | COPPER ALLOY BODY |
| Connection Style | SOCKET WITH BRAZING RING (TUBE) ALL ENDS |
| Flow Control Device | DISK |
| Material | RUBBER SYNTHETIC SEAT |
| Material Document and Classification | ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Furnished Items and Quantity | 1 LEVER AND 2 NUT AND 2 TAILPIECE |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Disk Loading Method | SPRING |
| Material Document and Classification | QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Material | NICKEL ALLOY STEM |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| Valve Operation Method | AUTOMATIC |
| Style Designator | ANGLE |
| Adjustable Pressure Range | +65.0 TO 100.0 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C3459 PL4142 65T 100PSI PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| C3459 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4820-01-236-5978 is a Valve,safety Relief, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-236-5978 has 2 cross-referenced part numbers: C3459 PL4142 65T 100PSI (Leslie Controls, Inc. Dba Leslie Controls Inc), C3459 (Leslie Controls, Inc. Dba Leslie Controls Inc).
There are 9 known substitutes for 4820-01-236-5978: 4820-01-197-3710, 4820-01-198-2745, 4820-01-222-0216 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for C3459 PL4142 65T 100PSI: Maximum Operating Temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF; Bonnet Type: INSIDE SCREW; Material: COPPER ALLOY BODY; Connection Style: SOCKET WITH BRAZING RING (TUBE) ALL ENDS. 18 total characteristics are documented in the Federal Logistics Information System.