The Cock,poppet Drain, cataloged under National Stock Number 4820-00-032-8164, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker Hannifin Corporation Div Aerospace Group Headquarters. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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 | 4820-00-032-8164 |
| Primary Part Number | 31471 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker Hannifin Corporation Div Aerospace Group Headquarters |
| Status | CANCELLED |
| Thread Class | 3A FIRST END A |
| Flow Control Device | POPPET |
| Connection Style | FLARED (TUBE) FIRST END |
| Thread Direction | RIGHT-HAND FIRST END |
| Valve Operation Method | AUTOMATIC |
| Style Designator | STRAIGHT THRU |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Material | STEEL CORROSION RESISTING BODY |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Series Designator | UNF FIRST END |
| Connection Style | BEADED (HOSE) SECOND END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 465C21-8C | Auto-Valve, Inc (USA) |
| 49F9798-57 | Army Air Force Drawings Under Custodianship of the Air Force |
| 633803-4 | Lockheed Martin Corp (USA) |
| 31471 PRIMARY | Parker Hannifin Corporation Div Aerospace Group Headquarters (USA) |
NSN 4820-00-032-8164 is a Cock,poppet Drain, manufactured by Parker Hannifin Corporation Div Aerospace Group Headquarters, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-032-8164 has 4 cross-referenced part numbers: 465C21-8C (Auto-Valve, Inc), 49F9798-57 (Army Air Force Drawings Under Custodianship of the Air Force), 633803-4 (Lockheed Martin Corp), 31471 (Parker Hannifin Corporation Div Aerospace Group Headquarters).
There are 6 known substitutes for 4820-00-032-8164: 4820-00-097-0322, 6105-00-588-7513, 5977-00-938-1401 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31471: Thread Class: 3A FIRST END A; Flow Control Device: POPPET; Connection Style: FLARED (TUBE) FIRST END; Thread Direction: RIGHT-HAND FIRST END. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-032-8164 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.