The Parts Kit,valve, cataloged under National Stock Number 4820-01-277-7584, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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 | 4820-01-277-7584 |
| Primary Part Number | F-8256 429057 |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Nonsupply Items and Quantities | PILOT VALVE BODY 1; HOUSING 1; CAPS 2; SCREWS 8; SLEEVES 2; PISTON 1; GEARS 2; ROLLPINS 2; BEARING RETAINER 1; BALL BEARING 1; SPINDLES 3; KEEPERS 2; SPRING 1; GROOVE PIN 1; PLATE 1; PACKING PREFORMED 1; ADAPTER 1; HEX NUTS 3; STUDS 3; NEEDLE BEARINGS 4; WEIGHTS 2; COTTER PINS 4; TEES 2; ELBOWS 3; TUBE 1; FLANGE 1; SPACER 1; SHAFT 1 |
| Component Quantity | 56 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6707858 | Naval Sea Systems Command (USA) |
| 429057 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| F-8256 429057 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| F-8256 | Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA) |
| F-8256 429057 | Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA) |
| F-8256 429057 PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| F-8256 429057 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 924057 PRIMARY | Niantic Tool, Inc. Dba Niantic Tool Co (USA) |
| 6707858 KIT 429057 | Naval Sea Systems Command (USA) |
NSN 4820-01-277-7584 is a Parts Kit,valve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-277-7584 has 9 cross-referenced part numbers: 6707858 (Naval Sea Systems Command), 429057 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), F-8256 429057 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), F-8256 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), F-8256 429057 (Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand) and 4 more.
There are 3 known substitutes for 4820-01-277-7584: 4820-01-277-7583, 4820-01-277-7585, 4820-01-278-4068. Verify interchangeability with system specifications before substitution.
Key specifications for F-8256 429057: Nonsupply Items and Quantities: PILOT VALVE BODY 1; HOUSING 1; CAPS 2; SCREWS 8; SLEEVES 2; PISTON 1; GEARS 2; ROLLPINS 2; BEARING RETAINER 1; BALL BEARING 1; SPINDLES 3; KEEPERS 2; SPRING 1; GROOVE PIN 1; PLATE 1; PACKING PREFORMED 1; ADAPTER 1; HEX NUTS 3; STUDS 3; NEEDLE BEARINGS 4; WEIGHTS 2; COTTER PINS 4; TEES 2; ELBOWS 3; TUBE 1; FLANGE 1; SPACER 1; SHAFT 1; Component Quantity: 56. 2 total characteristics are documented in the Federal Logistics Information System.