PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P1221Disk,valve

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4810-01-212-4490 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-212-4490 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-212-4490. Primary manufacturer part number: P1221.
Features
  • Disk,valve — FSC 4810
  • Material: STEEL CORROSION RESISTING
  • 2 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
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4810-01-212-4490, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN4810-01-212-4490
Primary Part NumberP1221
Item NameDisk,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-01-124-8993P122-1 INTERCHANGEABLE
Gasket
Kahlenberg Industries, Inc. Dba Kahlenberg Industries Inc
Cross-Reference Index
Part NumberManufacturer
P1221 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
P1221 Air Dry Co of America, Llc (USA)
Related Parts
5330-01-124-8993INTERCHANGEABLE
GASKET
P122-1

Frequently Asked Questions

What is NSN 4810-01-212-4490?

NSN 4810-01-212-4490 is a Disk,valve, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-212-4490?

NSN 4810-01-212-4490 has 2 cross-referenced part numbers: P1221 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), P1221 (Air Dry Co of America, Llc).

What NSN replaces 4810-01-212-4490?

There is 1 known substitute for 4810-01-212-4490: 5330-01-124-8993. Verify interchangeability with system specifications before substitution.

What are the specifications of P1221?

Key specifications for P1221: Material: STEEL CORROSION RESISTING. 1 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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