PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

730-112Seat,valve

Norriseal Norris Values Div Dba Dover Co · NSN 4820-00-060-6837 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-060-6837 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-060-6837. Primary manufacturer part number: 730-112.
Features
  • Seat,valve — FSC 4820
  • Seating Surface Shape: FLAT
  • Body Inside Diameter: 7.906 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • Material: RUBBER OVERALL
  • Body Outside Diameter: 8.776 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Norriseal Norris Values Div Dba Dover Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-060-6837, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Norriseal Norris Values Div Dba Dover Co. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-060-6837
Primary Part Number730-112
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNorriseal Norris Values Div Dba Dover Co
StatusACTIVE
Seating Surface ShapeFLAT
Body Inside Diameter7.906 INCHES NOMINAL IN
Style DesignatorPLAIN
MaterialRUBBER OVERALL
Body Outside Diameter8.776 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5110-00-004-3991730-1 1-2 INTERCHANGEABLE
Punch and Die,knockout
Greenlee Textron Inc.
3510-01-326-8254 INTERCHANGEABLE
Extract Motor,comme
Cross-Reference Index
Part NumberManufacturer
730-112 Norriseal Norris Values Div Dba Dover Co (USA)
Related Parts
5110-00-004-3991INTERCHANGEABLE
PUNCH AND DIE,KNOCKOUT
730-1 1-2
3510-01-326-8254INTERCHANGEABLE
EXTRACT MOTOR,COMME

Frequently Asked Questions

What is NSN 4820-00-060-6837?

NSN 4820-00-060-6837 is a Seat,valve, manufactured by Norriseal Norris Values Div Dba Dover Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-060-6837?

NSN 4820-00-060-6837 has 1 cross-referenced part number: 730-112 (Norriseal Norris Values Div Dba Dover Co).

What NSN replaces 4820-00-060-6837?

There are 2 known substitutes for 4820-00-060-6837: 5110-00-004-3991, 3510-01-326-8254. Verify interchangeability with system specifications before substitution.

What are the specifications of 730-112?

Key specifications for 730-112: Seating Surface Shape: FLAT; Body Inside Diameter: 7.906 INCHES NOMINAL IN; Style Designator: PLAIN; Overall Height: 2.500 INCHES NOMINAL IN. 6 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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