The Valve,check, cataloged under National Stock Number 4820-00-740-7437, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-740-7437 |
| Primary Part Number | 150104 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Corporation Dba Eaton Inoac Div Eaton |
| Status | ACTIVE |
| Material | STEEL COMP 416 FLOW CONTROL DEVICE |
| Disk Loading Method | SPRING |
| Valve Operation Method | AUTOMATIC |
| Thread Class | 3A ALL ENDS A |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Flow Control Device | POPPET |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Material Document and Classification | FED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | FED STD 66,AISI 416/SAE 51416 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Test Data Document | 81349-MIL-S-901 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.). |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material Document and Classification | FED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE BODY |
| Surface Treatment | PASSIVATE |
| Nominal Thread Size | 1.125 INCHES ALL ENDS IN |
| Material | STEEL COMP 303 BODY |
| Thread Series Designator | UNF ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | HYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| Material | STEEL COMP 303 SEAT |
| Connection Type | THREADED EXTERNAL BOSS ALL ENDS |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 150204PC1T06 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 150104 PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| C02CDP-4E | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
NSN 4820-00-740-7437 is a Valve,check, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-740-7437 has 3 cross-referenced part numbers: 150204PC1T06 (Eaton Corporation Dba Eaton Inoac Div Eaton), 150104 (Eaton Corporation Dba Eaton Inoac Div Eaton), C02CDP-4E (Eaton Corporation Dba Eaton Inoac Div Eaton).
There are 5 known substitutes for 4820-00-740-7437: 3010-00-399-4399, 5985-00-975-3502, 7035-01-202-4841 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 150104: Material: STEEL COMP 416 FLOW CONTROL DEVICE; Disk Loading Method: SPRING; Valve Operation Method: AUTOMATIC; Thread Class: 3A ALL ENDS A. 23 total characteristics are documented in the Federal Logistics Information System.