PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1786-131Seat,valve

Cooper Cameron Corp Cooper Cameron Valves Div · NSN 4820-00-449-4613 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-449-4613 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-449-4613. Primary manufacturer part number: 1786-131.
Features
  • Seat,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Cooper Cameron Corp Cooper Cameron Valves Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-449-4613, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Cameron Corp Cooper Cameron Valves Div. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCooper Cameron Corp Cooper Cameron Valves Div (CAGE 15645)
Technical Specifications
ParameterValue
NSN4820-00-449-4613
Primary Part Number1786-131
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Cameron Corp Cooper Cameron Valves Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2520-00-103-81581786131 INTERCHANGEABLE
Housing,clutch
Chrysler Realty Company Llc Dba Daimler Chrysler
4820-00-109-3590J00-1794-131 INTERCHANGEABLE
Seat,valve
Cooper Cameron Corp Cooper Cameron Valves Div
4820-00-109-36021788-131 INTERCHANGEABLE
Seat,valve
Cooper Cameron Corp Cooper Cameron Valves Div
4820-00-471-00891817-131 INTERCHANGEABLE
Seat,valve
Cooper Cameron Corp Cooper Cameron Valves Div
4820-00-485-93631792-131 INTERCHANGEABLE
Seat,valve
Cooper Cameron Corp Cooper Cameron Valves Div
5935-00-665-7875 INTERCHANGEABLE
Connector,receptacle,electrical
5340-00-829-2643385-4 INTERCHANGEABLE
Clamp,loop
Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins
4820-00-889-54461790-131 INTERCHANGEABLE
Seat,valve
Cooper Cameron Corp Cooper Cameron Valves Div
4820-01-048-44401815-031 INTERCHANGEABLE
Seat,valve
Cooper Cameron Corp Cooper Cameron Valves Div
4820-01-100-09487441-003 INTERCHANGEABLE
Disk,valve
Cooper Cameron Corp Cooper Cameron Valves Div
Cross-Reference Index
Part NumberManufacturer
3854 Cooper Cameron Corp Cooper Cameron Valves Div (USA)
1786-131 PRIMARY Cooper Cameron Corp Cooper Cameron Valves Div (USA)
1786-031 Cooper Cameron Corp Cooper Cameron Valves Div (USA)
Related Parts
2520-00-103-8158INTERCHANGEABLE
HOUSING,CLUTCH
1786131
4820-00-109-3590INTERCHANGEABLE
SEAT,VALVE
J00-1794-131
4820-00-109-3602INTERCHANGEABLE
SEAT,VALVE
1788-131
4820-00-471-0089INTERCHANGEABLE
SEAT,VALVE
1817-131
4820-00-485-9363INTERCHANGEABLE
SEAT,VALVE
1792-131
5935-00-665-7875INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5340-00-829-2643INTERCHANGEABLE
CLAMP,LOOP
385-4
4820-00-889-5446INTERCHANGEABLE
SEAT,VALVE
1790-131
4820-01-048-4440INTERCHANGEABLE
SEAT,VALVE
1815-031
4820-01-100-0948INTERCHANGEABLE
DISK,VALVE
7441-003
3120-01-134-0247INTERCHANGEABLE
BUSHING,SLEEVE
13112-001
6695-01-138-4819INTERCHANGEABLE
METER,PHOTOELECTRIC
38-54

Frequently Asked Questions

What is NSN 4820-00-449-4613?

NSN 4820-00-449-4613 is a Seat,valve, manufactured by Cooper Cameron Corp Cooper Cameron Valves Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-449-4613?

NSN 4820-00-449-4613 has 3 cross-referenced part numbers: 3854 (Cooper Cameron Corp Cooper Cameron Valves Div), 1786-131 (Cooper Cameron Corp Cooper Cameron Valves Div), 1786-031 (Cooper Cameron Corp Cooper Cameron Valves Div).

What NSN replaces 4820-00-449-4613?

There are 12 known substitutes for 4820-00-449-4613: 2520-00-103-8158, 4820-00-109-3590, 4820-00-109-3602 and 9 more. Verify interchangeability with system specifications before substitution.

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