The Seat,valve, cataloged under National Stock Number 4820-00-359-4537, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is David Brown Hydraulics Inc Dba Hydreco. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-359-4537 |
| Primary Part Number | 414X45 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | David Brown Hydraulics Inc Dba Hydreco |
| Status | CANCELLED |
| Seal Accommodation Type | RECESSED |
| Seating Surface Shape | RADIAL |
| Material | STEEL OVERALL |
| Hardness Rating | 76.0 ROCKWELL A MINIMUM AND 78.5 ROCKWELL A MAXIMUM OVERALL |
| Style Designator | PLAIN FLANGED |
| Flange Seat to Disk End Height | 0.812 INCHES NOMINAL IN |
| Body Inside Diameter | 0.625 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN |
| Seat Radius | 0.031 INCHES NOMINAL IN |
| Under Flange Height | 1.688 INCHES NOMINAL IN |
| Body Outside Diameter | 0.938 INCHES NOMINAL IN |
| Flange Diameter | 1.002 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4820-00-359-4537 is a Seat,valve, manufactured by David Brown Hydraulics Inc Dba Hydreco, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-359-4537 has 3 cross-referenced part numbers: 414X45 (David Brown Hydraulics Inc Dba Hydreco), L2128 (Deere & Co), 67276 (Hyster-Yale Group, Inc.).
There are 5 known substitutes for 4820-00-359-4537: 3120-00-388-4194, 5365-00-542-4121, 6145-00-548-1243 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 414X45: Seal Accommodation Type: RECESSED; Seating Surface Shape: RADIAL; Material: STEEL OVERALL; Hardness Rating: 76.0 ROCKWELL A MINIMUM AND 78.5 ROCKWELL A MAXIMUM OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-359-4537 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.