The Valve,bleeder,hydraulic System, cataloged under National Stock Number 4820-01-671-1138, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Malabar. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-671-1138 |
| Primary Part Number | 55120 |
| Item Name | Valve,bleeder,hydraulic System |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Malabar |
| Status | ACTIVE |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Style Designator | SCREW-IN CARTRIDGE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55120 PRIMARY | Malabar (USA) |
NSN 4820-01-671-1138 is a Valve,bleeder,hydraulic System, manufactured by Malabar, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-671-1138 has 1 cross-referenced part number: 55120 (Malabar).
There are 7 known substitutes for 4820-01-671-1138: 5330-00-154-8298, 5220-00-188-3757, 2990-00-287-0336 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55120: Media for Which Designed: AIR SINGLE RESPONSE; Part Name Assigned by Controlling Agency: AIR VENT ASSEMBLY; End Item Identification: F-35 AIRCRAFT SUPPORT EQUIPMENT; Style Designator: SCREW-IN CARTRIDGE. 4 total characteristics are documented in the Federal Logistics Information System.