The Seat,valve, cataloged under National Stock Number 4820-00-737-7655, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Marotta Controls Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-737-7655 |
| Primary Part Number | 127451 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Marotta Controls Inc |
| Status | ACTIVE |
| Seat Angle in Deg | 45.000 NOMINAL |
| Style Designator | PLAIN |
| Seating Surface Shape | ANGULAR |
| Body Outside Diameter | 0.432 INCHES NOMINAL IN |
| Body Inside Diameter | 0.285 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 127451 PRIMARY | Marotta Controls Inc (USA) |
| 9194770-14 | Us Army Aviation and Missile Command (USA) |
| 217925PC210 | Marotta Controls Inc (USA) |
NSN 4820-00-737-7655 is a Seat,valve, manufactured by Marotta Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-737-7655 has 3 cross-referenced part numbers: 127451 (Marotta Controls Inc), 9194770-14 (Us Army Aviation and Missile Command), 217925PC210 (Marotta Controls Inc).
There are 2 known substitutes for 4820-00-737-7655: 2920-00-358-7498, 5998-00-945-8135. Verify interchangeability with system specifications before substitution.
Key specifications for 127451: Seat Angle in Deg: 45.000 NOMINAL; Style Designator: PLAIN; Seating Surface Shape: ANGULAR; Body Outside Diameter: 0.432 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.