The Seat,valve, cataloged under National Stock Number 4820-00-737-8883, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-737-8883 |
| Primary Part Number | 42536 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Body Outside Diameter | 1.565 INCHES MINIMUM AND 1.566 INCHES MAXIMUM IN |
| Body Inside Diameter | 1.250 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.000 NOMINAL |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| Seating Surface Shape | ANGULAR |
| Style Designator | PLAIN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-737-8883 is a Seat,valve, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-737-8883 has 3 cross-referenced part numbers: 7378883 (U S Army Tank Automotive Command Amsta-Im-Mm), PC42536 (Power Components (deutschland) Gmbh), 42536 (Rolls-Royce Solutions America Inc).
There are 3 known substitutes for 4820-00-737-8883: 2540-00-706-9661, 5999-00-796-8396, 3020-01-314-5105. Verify interchangeability with system specifications before substitution.
Key specifications for 42536: Body Outside Diameter: 1.565 INCHES MINIMUM AND 1.566 INCHES MAXIMUM IN; Body Inside Diameter: 1.250 INCHES NOMINAL IN; Special Features: INSIDE DIAMETER TAPERED FROM 1.250 IN. TO. TO 1.325 IN. DIA IN; Overall Height: 0.342 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.