The Valve,pneumatic Tank, cataloged under National Stock Number 4820-00-435-4351, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Spx Corporation Div Spx / Robinair Div. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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.
| Parameter | Value |
|---|---|
| NSN | 4820-00-435-4351 |
| Primary Part Number | VU1-4A |
| Item Name | Valve,pneumatic Tank |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Spx Corporation Div Spx / Robinair Div |
| Status | ACTIVE |
| Material | COPPER ALLOY SPRING |
| Commercial Spring Tension Rating | NOT RATED |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Furnished Items | CAP |
| First End Outside Diameter Tube Accommodated | 0.250 INCHES NOMINAL IN |
| Flow Control Device | CORE |
| Material | COPPER ALLOY BODY |
| Commercial Core Length Designator | STANDARD |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Seat Angle in Deg | 45.0 |
| Second End Nominal Pipe Size Accommodated | 0.125 INCHES IN |
| End Connection Quantity | 2 |
| First End Thread Class | 3A A |
| Media for Which Designed | AIR |
| Second End Connection Type | THREADED EXTERNAL PIPE |
| Second End Style Designator | PLAIN |
| Material | COPPER ALLOY SEAT |
| First End Thread Direction | RIGHT-HAND |
| First End Style Designator | FLARED |
| Second End Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 404-00 | Spx Corporation Div Spx / Robinair Div (USA) |
| VU1-4A | Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging (USA) |
| 723816-125 | Raytheon Company Div Rmd Strategic (USA) |
| VU1-4A PRIMARY | Spx Corporation Div Spx / Robinair Div (USA) |
NSN 4820-00-435-4351 is a Valve,pneumatic Tank, manufactured by Spx Corporation Div Spx / Robinair Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-435-4351 has 4 cross-referenced part numbers: 404-00 (Spx Corporation Div Spx / Robinair Div), VU1-4A (Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging), 723816-125 (Raytheon Company Div Rmd Strategic), VU1-4A (Spx Corporation Div Spx / Robinair Div).
There are 8 known substitutes for 4820-00-435-4351: 2825-00-146-4209, 4820-01-097-0359, 5985-01-184-6927 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for VU1-4A: Material: COPPER ALLOY SPRING; Commercial Spring Tension Rating: NOT RATED; First End Connection Type: THREADED EXTERNAL TUBE; Furnished Items: CAP. 21 total characteristics are documented in the Federal Logistics Information System.