The Disk,valve, cataloged under National Stock Number 4820-00-460-2878, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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 | 4820-00-460-2878 |
| Primary Part Number | 8-237-11-1 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Thread Class | 2B |
| Nominal Thread Size | 0.438 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 0.905 INCHES NOMINAL IN |
| Material | STEEL |
| Style Designator | PLUG |
| Seat Angle | 30.0 DEGREES NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8-237-11-1 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| 8-237-11-1 | Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA) |
NSN 4820-00-460-2878 is a Disk,valve, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-460-2878 has 2 cross-referenced part numbers: 8-237-11-1 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), 8-237-11-1 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit).
There are 2 known substitutes for 4820-00-460-2878: 5950-00-988-7959, 5935-01-339-3349. Verify interchangeability with system specifications before substitution.
Key specifications for 8-237-11-1: Thread Class: 2B; Nominal Thread Size: 0.438 INCHES IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Outside Diameter: 0.905 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.