The Governor,pump,pressure Regulatin, cataloged under National Stock Number 4320-00-141-0159, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-141-0159 |
| Primary Part Number | 21886N1 1-4IN |
| Item Name | Governor,pump,pressure Regulatin |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Flange Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | CP CLASS AND 600 SERIES AND 1 TYPE |
| Material Document and Classification | ASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Actuating Fluid Pressure Range | +150.0 TO 350.0 POUNDS PER SQUARE INCH LBS |
| Inlet Working Pressure Rating at Maximum Temp | 600 PSI RATED STEAM WP AT 750 DEG F DEGF |
| Material | STEEL UNS J03002 BODY |
| Material Document and Classification | ASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Flange Outside Diameter | 5.156 INCHES MINIMUM AND 5.375 INCHES MAXIMUM IN |
| Size | 1.250 INCHES IN |
| Pipe/tube Nominal Size | 1-1/4 IN. PIPE IN |
| Flange Raised Face Feature | INCLUDED |
| Flange Bolt Hole Spacing | EQUALLY SPACED ON 3-7/8 IN. BOLT CIRCLE IN |
| Pressure Type | CONSTANT |
| Angle Body Feature | NOT INCLUDED |
| Flange Bolt Hole Quantity | 4 |
| End Connection Similarity | IDENTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21886N1 1-4IN PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| PTHNS5-1 1-4IN | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| MILG18916 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4320-00-141-0159 is a Governor,pump,pressure Regulatin, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-141-0159 has 3 cross-referenced part numbers: 21886N1 1-4IN (Leslie Controls, Inc. Dba Leslie Controls Inc), PTHNS5-1 1-4IN (Leslie Controls, Inc. Dba Leslie Controls Inc), MILG18916 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 3 known substitutes for 4320-00-141-0159: 4320-00-023-6259, 4320-00-023-6279, 4320-00-023-6280. Verify interchangeability with system specifications before substitution.
Key specifications for 21886N1 1-4IN: Flange Bolt Hole Diameter: 0.750 INCHES NOMINAL IN; Nondefinitive Spec/std Data: CP CLASS AND 600 SERIES AND 1 TYPE; Material Document and Classification: ASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY; Actuating Fluid Pressure Range: +150.0 TO 350.0 POUNDS PER SQUARE INCH LBS. 16 total characteristics are documented in the Federal Logistics Information System.