The Valve,check, cataloged under National Stock Number 4820-00-009-9357, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Bahr Machine Company Inc Dba Bahr Machine Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-009-9357 |
| Primary Part Number | 8000-2 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Bahr Machine Company Inc Dba Bahr Machine Co |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Valve Operation Method | AUTOMATIC |
| Disk Loading Method | SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4A90137 | Lockheed Martin Corp (USA) |
| 4A90137-103A | Lockheed Martin Corp (USA) |
| 8000-2 PRIMARY | Bahr Machine Company Inc Dba Bahr Machine Co (USA) |
| 123606-2-1 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| 123606-2-1 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
NSN 4820-00-009-9357 is a Valve,check, manufactured by Bahr Machine Company Inc Dba Bahr Machine Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-009-9357 has 5 cross-referenced part numbers: 4A90137 (Lockheed Martin Corp), 4A90137-103A (Lockheed Martin Corp), 8000-2 (Bahr Machine Company Inc Dba Bahr Machine Co), 123606-2-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), 123606-2-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
There are 10 known substitutes for 4820-00-009-9357: 2990-00-126-2334, 6625-01-170-2061, 5340-01-188-7395 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8000-2: Flow Control Device: DISK; Valve Operation Method: AUTOMATIC; Disk Loading Method: SPRING. 3 total characteristics are documented in the Federal Logistics Information System.