PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A12501002Disk,valve

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4820-00-363-4758 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-363-4758 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-363-4758. Primary manufacturer part number: A12501002.
Features
  • Disk,valve — FSC 4820
  • Seat Angle: 40.0 DEGREES NOMINAL
  • Flange Diameter: 0.350 INCHES NOMINAL IN
  • Under Flange Height: 0.078 INCHES NOMINAL IN
  • Shank Diameter: 0.244 INCHES NOMINAL IN
  • Material: PLASTIC POLYAMIDE NYLON AND STEEL CORROSION RESISTING
  • Flange Seat to Disk End Height: 1.240 INCHES NOMINAL IN
  • Style Designator: CONE CHECK
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic Polyamide Nylon and Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-363-4758, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 7 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-363-4758
Primary Part NumberA12501002
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
Seat Angle40.0 DEGREES NOMINAL
Flange Diameter0.350 INCHES NOMINAL IN
Under Flange Height0.078 INCHES NOMINAL IN
Shank Diameter0.244 INCHES NOMINAL IN
MaterialPLASTIC POLYAMIDE NYLON AND STEEL CORROSION RESISTING
Flange Seat to Disk End Height1.240 INCHES NOMINAL IN
Style DesignatorCONE CHECK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-061-1611A12501 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
A6609-002-157 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A12501002 PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
4820-01-061-1611INTERCHANGEABLE
DISK,VALVE
A12501

Frequently Asked Questions

What is NSN 4820-00-363-4758?

NSN 4820-00-363-4758 is a Disk,valve, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-363-4758?

NSN 4820-00-363-4758 has 2 cross-referenced part numbers: A6609-002-157 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A12501002 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-00-363-4758?

There is 1 known substitute for 4820-00-363-4758: 4820-01-061-1611. Verify interchangeability with system specifications before substitution.

What are the specifications of A12501002?

Key specifications for A12501002: Seat Angle: 40.0 DEGREES NOMINAL; Flange Diameter: 0.350 INCHES NOMINAL IN; Under Flange Height: 0.078 INCHES NOMINAL IN; Shank Diameter: 0.244 INCHES NOMINAL IN. 8 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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