The Valve,cross, cataloged under National Stock Number 4820-00-756-7551, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parts Center. Government technical data includes 21 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-756-7551 |
| Primary Part Number | 7831 |
| Item Name | Valve,cross |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parts Center |
| Status | CANCELLED |
| Bonnet Type | INSIDE SCREW |
| Material | STEEL STEM |
| Material | COPPER ALLOY BODY |
| Thread Series Designator | UNF THIRD END |
| Style Designator | CROSS |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Style | SOCKET (TUBE) SECOND END |
| Nominal Thread Size | 0.438 INCHES THIRD END IN |
| Thread Class | 2A THIRD END A |
| Material | COPPER ALLOY SEAT |
| Valve Operation Method | AUTOMATIC |
| Nominal Outside Diameter Tube Accommodated | 0.503 INCHES FIRST END IN |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Thread Direction | RIGHT-HAND THIRD END |
| Nominal Outside Diameter Tube Accommodated | 0.503 INCHES SECOND END IN |
| Material | STEEL FLOW CONTROL DEVICE |
| Bonnet Attachment Method | INTEGRAL |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Flow Control Device | DISK |
| Connection Style | FLARED (TUBE) THIRD END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4820-00-756-7551 is a Valve,cross, manufactured by Parts Center, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-756-7551 has 3 cross-referenced part numbers: 7831 (Parts Center), F585D (Henry Technologies, Inc.), 7831 (Henry Technologies, Inc.).
There are 6 known substitutes for 4820-00-756-7551: 6510-00-533-0050, 5950-00-892-8073, 6510-01-003-7697 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7831: Bonnet Type: INSIDE SCREW; Material: STEEL STEM; Material: COPPER ALLOY BODY; Thread Series Designator: UNF THIRD END. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-756-7551 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.