The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-373-3127, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-373-3127 |
| Primary Part Number | 6303500-001 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Manual Control Method | KNOB |
| Temp Rating | 225.0 FAHRENHEIT MAXIMUM DEGF |
| Regulation Type | MANUAL SINGLE STAGE |
| Material | STEEL STEM |
| Body Style | ANGLE |
| Thread Size and Series/type Designator | 0.750-14 NPT FIRST END |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Flow Control Device | POPPET |
| Second End Relationship with First End | IDENTICAL |
| Valve Discharge Flow Rate | 30.0 GALLONS PER MINUTE |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED INTERNAL PIPE |
| Media for Which Designed | HYDRAULIC FLUID, MIL-H-5606 |
| Maximum Inlet Pressure Rating | ERR-060 |
| Material | ALUMINUM ALLOY BODY |
| First End Style Designator | PLAIN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 155-3/4 D2 | Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA) |
| 6303500-001 PRIMARY | Naval Sea Systems Command (USA) |
| 6303500 | Naval Sea Systems Command (USA) |
NSN 4820-01-373-3127 is a Valve,calibrated Flow, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-373-3127 has 3 cross-referenced part numbers: 155-3/4 D2 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), 6303500-001 (Naval Sea Systems Command), 6303500 (Naval Sea Systems Command).
There is 1 known substitute for 4820-01-373-3127: 5330-01-267-7428. Verify interchangeability with system specifications before substitution.
Key specifications for 6303500-001: First End Thread Direction: RIGHT-HAND; Manual Control Method: KNOB; Temp Rating: 225.0 FAHRENHEIT MAXIMUM DEGF; Regulation Type: MANUAL SINGLE STAGE. 17 total characteristics are documented in the Federal Logistics Information System.