PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20103PC55Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-389-0501 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-389-0501 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-389-0501. Primary manufacturer part number: 20103PC55.
Features
  • Seat,valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-389-0501, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4820-01-389-0501
Primary Part Number20103PC55
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-01-189-212307445.002.128 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-273-7796 INTERCHANGEABLE
Seat,valve
Cross-Reference Index
Part NumberManufacturer
20103PC55 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
20103PC5 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A8836.002.127 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A7736.002.127 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
4820-01-189-2123INTERCHANGEABLE
SEAT,VALVE
07445.002.128
4820-01-273-7796INTERCHANGEABLE
SEAT,VALVE

Frequently Asked Questions

What is NSN 4820-01-389-0501?

NSN 4820-01-389-0501 is a Seat,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-389-0501?

NSN 4820-01-389-0501 has 4 cross-referenced part numbers: 20103PC55 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20103PC5 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A8836.002.127 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A7736.002.127 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-389-0501?

There are 2 known substitutes for 4820-01-389-0501: 4820-01-189-2123, 4820-01-273-7796. Verify interchangeability with system specifications before substitution.

What are the specifications of 20103PC55?

Key specifications for 20103PC55: End Item Identification: VALVE,SWING C;KUNKLE INDUSTRIES INC. 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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