The Seat,valve, cataloged under National Stock Number 4820-00-275-1442, 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 1 commercial cross-reference from 1 manufacturer, 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 | 4820-00-275-1442 |
| Primary Part Number | 173562 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Marotta Controls Inc |
| Status | ACTIVE |
| Body Outside Diameter | 1.274 INCHES NOMINAL IN |
| Seating Surface Shape | ANGULAR |
| Style Designator | PLAIN |
| Body Inside Diameter | 0.955 INCHES NOMINAL IN |
| Seat Angle in Deg | 40.000 NOMINAL |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 173562 PRIMARY | Marotta Controls Inc (USA) |
NSN 4820-00-275-1442 is a Seat,valve, manufactured by Marotta Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-275-1442 has 1 cross-referenced part number: 173562 (Marotta Controls Inc).
There are 2 known substitutes for 4820-00-275-1442: 6515-00-338-7700, 5975-00-940-3300. Verify interchangeability with system specifications before substitution.
Key specifications for 173562: Body Outside Diameter: 1.274 INCHES NOMINAL IN; Seating Surface Shape: ANGULAR; Style Designator: PLAIN; Body Inside Diameter: 0.955 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.