PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BFVR 700-1CSeat,valve

Victaulic Company of America Inc Dba Victaulic Company of America · NSN 4820-00-136-2080 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-136-2080 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-136-2080. Primary manufacturer part number: BFVR 700-1C.
Features
  • Seat,valve — FSC 4820
  • Body Inside Diameter: 2.750 INCHES NOMINAL IN
  • Seating Surface Shape: FLAT
  • Body Outside Diameter: 3.500 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • Material: RUBBER SYNTHETIC-NATURAL OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Victaulic Company of America Inc Dba Victaulic Company of America
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic-Natural Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-136-2080, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Victaulic Company of America Inc Dba Victaulic Company of America. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-136-2080
Primary Part NumberBFVR 700-1C
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerVictaulic Company of America Inc Dba Victaulic Company of America
StatusACTIVE
Body Inside Diameter2.750 INCHES NOMINAL IN
Seating Surface ShapeFLAT
Body Outside Diameter3.500 INCHES NOMINAL IN
Style DesignatorPLAIN
MaterialRUBBER SYNTHETIC-NATURAL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3020-00-262-694403249119 INTERCHANGEABLE
Gear,spur
Rolls-Royce Solutions America Inc
5365-00-752-1737 INTERCHANGEABLE
Spacer,sleeve
6145-01-212-134137004 INTERCHANGEABLE
Wire,electrical
Belden Wire and Cable Co Wire and Cable Office
5120-01-500-9624 INTERCHANGEABLE
Socket,socket Wrench
6605-01-695-700137004 INTERCHANGEABLE
Case,unmounted Magnetic Compass
Envistacom, L.l.c
Cross-Reference Index
Part NumberManufacturer
BFVR 700-1C PRIMARY Victaulic Company of America Inc Dba Victaulic Company of America (USA)
3-700-4 Victaulic Company of America Inc Dba Victaulic Company of America (USA)
Related Parts
3020-00-262-6944INTERCHANGEABLE
GEAR,SPUR
03249119
5365-00-752-1737INTERCHANGEABLE
SPACER,SLEEVE
6145-01-212-1341INTERCHANGEABLE
WIRE,ELECTRICAL
37004
5120-01-500-9624INTERCHANGEABLE
SOCKET,SOCKET WRENCH
6605-01-695-7001INTERCHANGEABLE
CASE,UNMOUNTED MAGNETIC COMPASS
37004

Frequently Asked Questions

What is NSN 4820-00-136-2080?

NSN 4820-00-136-2080 is a Seat,valve, manufactured by Victaulic Company of America Inc Dba Victaulic Company of America, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-136-2080?

NSN 4820-00-136-2080 has 2 cross-referenced part numbers: BFVR 700-1C (Victaulic Company of America Inc Dba Victaulic Company of America), 3-700-4 (Victaulic Company of America Inc Dba Victaulic Company of America).

What NSN replaces 4820-00-136-2080?

There are 5 known substitutes for 4820-00-136-2080: 3020-00-262-6944, 5365-00-752-1737, 6145-01-212-1341 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BFVR 700-1C?

Key specifications for BFVR 700-1C: Body Inside Diameter: 2.750 INCHES NOMINAL IN; Overall Height: 3.875 INCHES NOMINAL IN; Special Features: 2 HOLES 0.500 IN. ID THROUGH OUTER PERIPHERY LOCATED IN CENTER SPACED 180DEG APART IN; Seating Surface Shape: FLAT. 7 total characteristics are documented in the Federal Logistics Information System.

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