The Valve,check, cataloged under National Stock Number 4820-01-430-7253, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Arkwin Industries, Inc. Dba Arkwin Industries Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-430-7253 |
| Primary Part Number | 68-43-2 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Arkwin Industries, Inc. Dba Arkwin Industries Inc |
| Status | ACTIVE |
| Connection Style | GASKET SEAL (BOSS) ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Mounting Position | HORIZONTAL |
| Nominal Thread Size | 0.875 INCHES ALL ENDS IN |
| Thread Series Designator | UNF ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Thread Class | 3B ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-430-7253 is a Valve,check, manufactured by Arkwin Industries, Inc. Dba Arkwin Industries Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-430-7253 has 2 cross-referenced part numbers: 68-43-2 (Arkwin Industries, Inc. Dba Arkwin Industries Inc), 697129 (Lockheed Martin Corp).
There are 6 known substitutes for 4820-01-430-7253: 5910-00-666-6618, 3020-00-898-5546, 5935-01-009-4501 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 68-43-2: Connection Style: GASKET SEAL (BOSS) ALL ENDS; Style Designator: STRAIGHT THRU; Mounting Position: HORIZONTAL; End Item Identification: AIRCRAFT,HERCULES C-130. 9 total characteristics are documented in the Federal Logistics Information System.