The Disk,valve, cataloged under National Stock Number 4820-00-076-3831, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-076-3831 |
| Primary Part Number | ND6284PC21 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture |
| Status | CANCELLED |
| Material | STEEL COMP 303 |
| Flange Diameter | 1.188 INCHES NOMINAL IN |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Media for Which Designed | HYDRAULIC FLUID |
| Style Designator | POPPET |
| Material Document and Classification | QQ-S-763, CLASS 303, COND A FED SPEC 1ST MATERIAL RESPONSE OR AISI 303 ASSN STD 2ND MATERIAL RESPONSE |
| Shank Diameter | 1.188 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ND6284PC21 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| 21NA6905 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| NA6905PC21 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| 280016 | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| ND5134PC21 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| 280016 | Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA) |
| H7957PC21 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| 280016 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| H7970PC21 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| 21ND5134 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| 280016 | Ships Parts Inc (USA) |
| NH6425PC21 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
NSN 4820-00-076-3831 is a Disk,valve, manufactured by Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-076-3831 has 12 cross-referenced part numbers: ND6284PC21 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 21NA6905 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), NA6905PC21 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 280016 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), ND5134PC21 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture) and 7 more.
There is 1 known substitute for 4820-00-076-3831: 5962-00-568-7361. Verify interchangeability with system specifications before substitution.
Key specifications for ND6284PC21: Material: STEEL COMP 303; Flange Diameter: 1.188 INCHES NOMINAL IN; Seat Angle: 45.0 DEGREES NOMINAL; Overall Height: 0.812 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-076-3831 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.