The Valve,vent, cataloged under National Stock Number 4820-01-439-5423, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Robert H Wager Co Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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 | 4820-01-439-5423 |
| Primary Part Number | 6-1660WSG |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Robert H Wager Co Inc |
| Status | ACTIVE |
| Connection Style | BEVELED (TUBE) ALL ENDS |
| Connection Type | BUTT WELD TUBE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material | STEEL BODY |
| Furnished Items and Quantity | 1 CAP |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Nominal Outside Diameter Tube Accommodated | 6.000 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-439-5423 is a Valve,vent, manufactured by Robert H Wager Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-439-5423 has 3 cross-referenced part numbers: 1600 (Robert H Wager Co Inc), 6-1660WSG (Robert H Wager Co Inc), 6-1600 (Robert H Wager Co Inc).
There are 7 known substitutes for 4820-01-439-5423: 4130-00-018-2802, 4820-00-098-3522, 5306-00-291-1116 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6-1660WSG: Connection Style: BEVELED (TUBE) ALL ENDS; Connection Type: BUTT WELD TUBE ALL ENDS; Special Features: WITH S/S PROTECTIVE SCREEN; Style Designator: STRAIGHT THRU. 9 total characteristics are documented in the Federal Logistics Information System.