The Valve,check, cataloged under National Stock Number 4820-01-105-3514, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-105-3514 |
| Primary Part Number | D-48558-3/4 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Material Document and Classification | ASTM A296,GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Style Designator | STRAIGHT THRU |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES ALL ENDS IN |
| Mounting Position | HORIZONTAL |
| Material | STEEL BODY |
| Flow Control Device | POPPET |
| Valve Operation Method | AUTOMATIC |
| Material | PLASTIC ACETAL FLOW CONTROL DEVICE |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Operating Pressure | 425.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D-48558-3/4 | Crane Co Div Valve Div (USA) |
| D-48558-3/4 | Crane Nuclear Inc (USA) |
| D-48558 | Walworth-Aloyco (USA) |
| D-48558 3/4IN | Walworth-Aloyco (USA) |
| 3/4 474 | Walworth-Aloyco (USA) |
NSN 4820-01-105-3514 is a Valve,check, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-105-3514 has 5 cross-referenced part numbers: D-48558-3/4 (Crane Co Div Valve Div), D-48558-3/4 (Crane Nuclear Inc), D-48558 (Walworth-Aloyco), D-48558 3/4IN (Walworth-Aloyco), 3/4 474 (Walworth-Aloyco).
There are 8 known substitutes for 4820-01-105-3514: 4810-00-004-3744, 4720-00-013-8620, 5325-00-276-6091 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for D-48558-3/4: Material Document and Classification: ASTM A296,GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE BODY; Style Designator: STRAIGHT THRU; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.750 INCHES ALL ENDS IN. 11 total characteristics are documented in the Federal Logistics Information System.