PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14526Seat,valve

Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 · NSN 4820-01-105-4070 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-105-4070 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-105-4070. Primary manufacturer part number: 14526.
Features
  • Seat,valve — FSC 4820
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT
  • 1 verified cross-reference
  • Primary manufacturer: Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic Polytetrafluoroethylene Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-105-4070, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609. Government technical data includes 1 verified specification, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-105-4070
Primary Part Number14526
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWorcester Controls Corp P O Box 2609 Cookeville Tn 385022609
StatusACTIVE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-019-2371537187 INTERCHANGEABLE
Transformer,power
Honeywell International, Inc Div Aerospace-Tucson
5865-00-698-0350504-8564-003 INTERCHANGEABLE
Cam Shaft Assy
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6240-01-344-507850PAR30/CAP/NSP/120V INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
2020-01-725-569014526-1 INTERCHANGEABLE
Stay,mast,marine
Gatr Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
14526 Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
Related Parts
5950-00-019-2371INTERCHANGEABLE
TRANSFORMER,POWER
537187
5865-00-698-0350INTERCHANGEABLE
CAM SHAFT ASSY
504-8564-003
6240-01-344-5078INTERCHANGEABLE
LAMP,INCANDESCENT
50PAR30/CAP/NSP/120V
2020-01-725-5690INTERCHANGEABLE
STAY,MAST,MARINE
14526-1

Frequently Asked Questions

What is NSN 4820-01-105-4070?

NSN 4820-01-105-4070 is a Seat,valve, manufactured by Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-105-4070?

NSN 4820-01-105-4070 has 1 cross-referenced part number: 14526 (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609).

What NSN replaces 4820-01-105-4070?

There are 4 known substitutes for 4820-01-105-4070: 5950-00-019-2371, 5865-00-698-0350, 6240-01-344-5078 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14526?

Key specifications for 14526: Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT. 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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