PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8738Seat,valve

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4820-01-275-9131 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-275-9131 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-275-9131. Primary manufacturer part number: 8738.
Features
  • Seat,valve — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-275-9131, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 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 Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (CAGE 99447); Air Dry Co of America, Llc (CAGE 01496)
Technical Specifications
ParameterValue
NSN4820-01-275-9131
Primary Part Number8738
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2990-00-961-117715643N INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
4820-01-275-25078740 INTERCHANGEABLE
Piston,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4820-01-275-74106181-96-1 INTERCHANGEABLE
Valve,angle
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
Cross-Reference Index
Part NumberManufacturer
8738 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
6181-96-1 ITEM 1 Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
6181-96-1 Air Dry Co of America, Llc (USA)
8738 Air Dry Co of America, Llc (USA)
6181-96-1 ITEM 1 Air Dry Co of America, Llc (USA)
Related Parts
2990-00-961-1177INTERCHANGEABLE
MUFFLER,EXHAUST
15643N
4820-01-275-2507INTERCHANGEABLE
PISTON,VALVE
8740
4820-01-275-7410INTERCHANGEABLE
VALVE,ANGLE
6181-96-1

Frequently Asked Questions

What is NSN 4820-01-275-9131?

NSN 4820-01-275-9131 is a Seat,valve, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-275-9131?

NSN 4820-01-275-9131 has 5 cross-referenced part numbers: 8738 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), 6181-96-1 ITEM 1 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), 6181-96-1 (Air Dry Co of America, Llc), 8738 (Air Dry Co of America, Llc), 6181-96-1 ITEM 1 (Air Dry Co of America, Llc).

What NSN replaces 4820-01-275-9131?

There are 3 known substitutes for 4820-01-275-9131: 2990-00-961-1177, 4820-01-275-2507, 4820-01-275-7410. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com