The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-170-5055, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dockson Corporation. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-170-5055 |
| Primary Part Number | 44-1B |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Dockson Corporation |
| Status | CANCELLED |
| Media for Which Designed | AIR |
| Material | COPPER ALLOY BODY |
| Test Data Document | 19207-10922156 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Thread Size and Series/type Designator | 1/4-18 NPT FIRST END |
| First End Connection Type | THREADED INTERNAL PIPE |
| First End Style Designator | PLAIN |
| Body Style | STRAIGHT THRU |
| Maximum Inlet Pressure Rating | ERR-060 |
| Second End Relationship with First End | IDENTICAL |
| Valve Loading Method | SPRING |
| Outlet Pressure Range | 3.0 TO 4.0 CAMERA MOUNT |
| End Connection Quantity | 2 |
| Filter | NOT INCLUDED |
| First End Thread Direction | RIGHT-HAND |
| Manual Control Method | SCREW |
| Regulation Type | MANUAL SINGLE STAGE |
| Flow Control Device | DISK, TOP GUIDED |
| Temp Rating | 150.0 FAHRENHEIT NOMINAL DEGF |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 45S | Dockson Corporation (USA) |
| 45-SS | Dockson Corporation (USA) |
| 10922156-1 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 44-1B PRIMARY | Dockson Corporation (USA) |
| 8712239 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 10922156 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4820-01-170-5055 is a Valve,regulating,fluid Pressure, manufactured by Dockson Corporation, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-170-5055 has 6 cross-referenced part numbers: 45S (Dockson Corporation), 45-SS (Dockson Corporation), 10922156-1 (U S Army Tank Automotive Command Amsta-Im-Mm), 44-1B (Dockson Corporation), 8712239 (U S Army Tank Automotive Command Amsta-Im-Mm) and 1 more.
There are 5 known substitutes for 4820-01-170-5055: 5940-00-194-7701, 5910-00-669-3516, 5310-00-752-9017 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 44-1B: Media for Which Designed: AIR; Material: COPPER ALLOY BODY; Test Data Document: 19207-10922156 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING); Thread Size and Series/type Designator: 1/4-18 NPT FIRST END. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-170-5055 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.