The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-181-8912, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-181-8912 |
| Primary Part Number | 40400-901 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | CANCELLED |
| Second End Relationship with First End | IDENTICAL |
| End Connection Quantity | 2 |
| Test Data Document | 81349-MILV2042 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Temp Rating | 165.0 FAHRENHEIT NOMINAL DEGF |
| Flow Control Device | DIAPHRAGM |
| Filter | NOT INCLUDED |
| Valve Stem Design | SINGLE SEAT |
| Regulation Type | AUTOMATIC DOUBLE STAGE |
| Flow Control Device | DIAPHRAGM |
| Special Test Features | HIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 |
| Test Data Document | 81349-MILV2042 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Nondefinitive Spec/std Data | 2 TYPE |
| Valve Stem Design | SINGLE SEAT |
| Regulation Type | AUTOMATIC DOUBLE STAGE |
| Nondefinitive Spec/std Data | 2 TYPE |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| Maximum Inlet Pressure Rating | ERR-060 |
| Filter | NOT INCLUDED |
| Temp Rating | 165.0 FAHRENHEIT NOMINAL DEGF |
| Media for Which Designed | WATER, FRESH AND WATER, SALT |
| First End Connection Type | UNTHREADED INTERNAL PIPE |
| Second End Relationship with First End | IDENTICAL |
| First End Nominal Pipe Size Accommodated | 1.250 INCHES IN |
| First End Style Designator | STREAMLINED WITH ONE BRAZING RING |
| Body Style | STRAIGHT THRU |
| Valve Loading Method | SPRING |
| Outlet Pressure Range | 25.0 TO 60.0 CAMERA MOUNT |
| Renewable Seat Ring Type | THREADED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4361 1 1/4IN 30 | Warren Controls, Inc. (USA) |
| 40400-09 25T60PSI | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| 4820PL1341134 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| N-498 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| TYPE NE | Atlas Valve Co (USA) |
| MILV2042 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| ASTM F 1370 | American Society for Testing and Materials Dba Astm International (USA) |
| N-498-30-1.25IP | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| N-498-30-1.25IPS 25 TO 60PSI | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| MIL-V-20420 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 30807268REVJ | Warren Controls, Inc. (USA) |
| NAP391CDS8 | Atlas Valve Co (USA) |
| 40400-901 PRIMARY | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| 30807020 PRIMARY | Warren Controls, Inc. (USA) |
NSN 4820-00-181-8912 is a Valve,regulating,fluid Pressure, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-181-8912 has 14 cross-referenced part numbers: 4361 1 1/4IN 30 (Warren Controls, Inc.), 40400-09 25T60PSI (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 4820PL1341134 (Jednolity Indeks Materialowy - Uniform Material Index), N-498 (Leslie Controls, Inc. Dba Leslie Controls Inc), TYPE NE (Atlas Valve Co) and 9 more.
There are 12 known substitutes for 4820-00-181-8912: 4820-00-181-8934, 4820-00-181-8937, 4820-00-256-6546 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40400-901: Second End Relationship with First End: IDENTICAL; End Connection Quantity: 2; Test Data Document: 81349-MILV2042 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Temp Rating: 165.0 FAHRENHEIT NOMINAL DEGF. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-181-8912 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.