PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6707857 KIT 429087Parts Kit,valve

Naval Sea Systems Command · NSN 4820-01-277-7586 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-277-7586 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-277-7586. Primary manufacturer part number: 6707857 KIT 429087.
Features
  • Parts Kit,valve — FSC 4820
  • Component Quantity: 27
  • Nonsupply Items and Quantities: PACKING PREFORMED 5; STEMS 3; VALVE GUIDE 1; GOVERN VALVE 1; BUSHINGS 2; ADAPTER 1; DOWEL PIN 1; LEVER 1; PISTON 1; HEX NUT 1; PISTON ROD 1; SCREWS 3; LOCKNUT 1; BRACKET 1; TAPER PIN 1; STUDS 3
  • 6 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,valve, cataloged under National Stock Number 4820-01-277-7586, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-277-7586
Primary Part Number6707857 KIT 429087
Item NameParts Kit,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Component Quantity27
Nonsupply Items and QuantitiesPACKING PREFORMED 5; STEMS 3; VALVE GUIDE 1; GOVERN VALVE 1; BUSHINGS 2; ADAPTER 1; DOWEL PIN 1; LEVER 1; PISTON 1; HEX NUT 1; PISTON ROD 1; SCREWS 3; LOCKNUT 1; BRACKET 1; TAPER PIN 1; STUDS 3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5945-00-365-6259271-7250P001 INTERCHANGEABLE
Relay,electromagnetic
Raytheon Company Dba Raytheon Co
5995-01-154-281590-010-2 INTERCHANGEABLE
Cable Assembly
Teledyne Defense Electronics, Llc Dba Teledyne Storm Microwave Div Teledyne Storm Microwave
5310-01-228-952190010-2 INTERCHANGEABLE
Washer,flat
United Technologies Corp Hamilton Sundstrand Corp
4820-01-277-7686F-8290 ITEM NO. 1 INTERCHANGEABLE
Disk,valve
Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture
4820-01-279-0245 INTERCHANGEABLE
Parts Kit,pressure Regulating VA
4820-01-283-5985429131 INTERCHANGEABLE
Parts Kit,valve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
4820-01-283-8537429133 INTERCHANGEABLE
Parts Kit,valve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
4820-01-305-8719429088 INTERCHANGEABLE
Parts Kit,valve
Niantic Tool, Inc. Dba Niantic Tool Co
3110-01-510-90236309-RS1/C3 INTERCHANGEABLE
Roller,bearing
Skf Usa Inc.
5985-01-510-9302900,102 INTERCHANGEABLE
Tripod,antenna
International Met Systems Inc Dba Intermet Systems
Cross-Reference Index
Part NumberManufacturer
6707857 KIT 429087 Naval Sea Systems Command (USA)
429087 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
900102 Lee Evans, Inc. (USA)
F-8290 429087 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
F-8290 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
6707857 Naval Sea Systems Command (USA)
Related Parts
5945-00-365-6259INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
271-7250P001
5995-01-154-2815INTERCHANGEABLE
CABLE ASSEMBLY
90-010-2
5310-01-228-9521INTERCHANGEABLE
WASHER,FLAT
90010-2
4820-01-277-7686INTERCHANGEABLE
DISK,VALVE
F-8290 ITEM NO. 1
4820-01-279-0245INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
4820-01-283-5985INTERCHANGEABLE
PARTS KIT,VALVE
429131
4820-01-283-8537INTERCHANGEABLE
PARTS KIT,VALVE
429133
4820-01-305-8719INTERCHANGEABLE
PARTS KIT,VALVE
429088
3110-01-510-9023INTERCHANGEABLE
ROLLER,BEARING
6309-RS1/C3
5985-01-510-9302INTERCHANGEABLE
TRIPOD,ANTENNA
900,102
5305-01-594-8540INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
900102

Frequently Asked Questions

What is NSN 4820-01-277-7586?

NSN 4820-01-277-7586 is a Parts Kit,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-277-7586?

NSN 4820-01-277-7586 has 6 cross-referenced part numbers: 6707857 KIT 429087 (Naval Sea Systems Command), 429087 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 900102 (Lee Evans, Inc.), F-8290 429087 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), F-8290 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture) and 1 more.

What NSN replaces 4820-01-277-7586?

There are 11 known substitutes for 4820-01-277-7586: 5945-00-365-6259, 5995-01-154-2815, 5310-01-228-9521 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6707857 KIT 429087?

Key specifications for 6707857 KIT 429087: Component Quantity: 27; Nonsupply Items and Quantities: PACKING PREFORMED 5; STEMS 3; VALVE GUIDE 1; GOVERN VALVE 1; BUSHINGS 2; ADAPTER 1; DOWEL PIN 1; LEVER 1; PISTON 1; HEX NUT 1; PISTON ROD 1; SCREWS 3; LOCKNUT 1; BRACKET 1; TAPER PIN 1; STUDS 3. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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