PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103217Seat,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-434-6637 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-434-6637 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-434-6637. Primary manufacturer part number: 103217.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL COMP 316 SEAT
  • 3 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
  • Applications requiring Steel Comp 316 Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-434-6637, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-434-6637
Primary Part Number103217
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
MaterialSTEEL COMP 316 SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5307-00-010-3217103217 INTERCHANGEABLE
Stud,plain
Chrysler Realty Company Llc Dba Daimler Chrysler
5210-00-221-1945436.1RL-3 INTERCHANGEABLE
Caliper,micrometer,outside
L.s. Starrett Company (the) Div Tool Division
3010-00-971-5662103217 INTERCHANGEABLE
Gearcase-Motor
L3harris Technologies, Inc Div Space & Airborne Systems
4820-01-103-9034 INTERCHANGEABLE
Valve,treadle,foot
5962-01-108-1966 INTERCHANGEABLE
Microcircuit,digital
5895-01-114-1570103217 INTERCHANGEABLE
Preamplifier Module
Aimtron Systems, Llc
4820-01-434-5346103008 INTERCHANGEABLE
Nozzle,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-434-5349S71020 INTERCHANGEABLE
Retainer,disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-434-5350103383 INTERCHANGEABLE
Guide,valve Stem
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-434-5351S71021 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
DS-G-63177-4 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
DS-G-63177-4 PC NO. 3 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
103217 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
5307-00-010-3217INTERCHANGEABLE
STUD,PLAIN
103217
5210-00-221-1945INTERCHANGEABLE
CALIPER,MICROMETER,OUTSIDE
436.1RL-3
3010-00-971-5662INTERCHANGEABLE
GEARCASE-MOTOR
103217
4820-01-103-9034INTERCHANGEABLE
VALVE,TREADLE,FOOT
5962-01-108-1966INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5895-01-114-1570INTERCHANGEABLE
PREAMPLIFIER MODULE
103217
4820-01-434-5346INTERCHANGEABLE
NOZZLE,VALVE
103008
4820-01-434-5349INTERCHANGEABLE
RETAINER,DISK,VALVE
S71020
4820-01-434-5350INTERCHANGEABLE
GUIDE,VALVE STEM
103383
4820-01-434-5351INTERCHANGEABLE
STEM,FLUID VALVE
S71021
4820-01-434-5352INTERCHANGEABLE
DISK,VALVE
104303
4820-01-434-6633INTERCHANGEABLE
NOZZLE,VALVE
103169

Frequently Asked Questions

What is NSN 4820-01-434-6637?

NSN 4820-01-434-6637 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 4820-01-434-6637?

NSN 4820-01-434-6637 has 3 cross-referenced part numbers: DS-G-63177-4 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), DS-G-63177-4 PC NO. 3 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 103217 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-01-434-6637?

There are 12 known substitutes for 4820-01-434-6637: 5307-00-010-3217, 5210-00-221-1945, 3010-00-971-5662 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103217?

Key specifications for 103217: Material: STEEL COMP 316 SEAT; End Item Identification: SUPPLY CLASS AOE; Special Features: FOR SAFETY RELIEF VALVE VALVE SZ 4.000 IN. BY 6.000 IN. IN. 3 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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