The Valve,check, cataloged under National Stock Number 4820-00-131-6398, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tactair Fluid Controls Inc. This item has 3 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.
| Item Name | Valve,check |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Tactair Fluid Controls Inc (CAGE 70236); Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair (CAGE 99473); Kaiser Fluid Technologies Inc. (CAGE 99215) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-131-6398 |
| Primary Part Number | 2657 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-131-6398 is a Valve,check, manufactured by Tactair Fluid Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-131-6398 has 3 cross-referenced part numbers: 2657 (Tactair Fluid Controls Inc), 2657 (Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair), 2657 (Kaiser Fluid Technologies Inc.).
There are 8 known substitutes for 4820-00-131-6398: 3415-00-018-6025, 2530-00-212-9013, 5950-00-230-4996 and 5 more. Verify interchangeability with system specifications before substitution.