PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20868Seat,valve

Schneider Electric Systems Usa Inc · NSN 4820-00-558-1244 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-558-1244 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-558-1244. Primary manufacturer part number: 20868.
Features
  • Seat,valve — FSC 4820
  • Seating Surface Shape: FLAT
  • Material: COPPER ALLOY OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Schneider Electric Systems Usa Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-558-1244, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Schneider Electric Systems Usa Inc. Government technical data includes 2 verified specifications, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-558-1244
Primary Part Number20868
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSchneider Electric Systems Usa Inc
StatusACTIVE
Seating Surface ShapeFLAT
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-169-755820868 INTERCHANGEABLE
Locknut,shuttle Stop
Mid-America Aerotech, Llc
6110-00-170-6520 INTERCHANGEABLE
Regulator,voltage
5133-00-266-9228 INTERCHANGEABLE
Drill,twist
5950-00-356-177920868 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5950-00-504-8788651805-006 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5310-00-825-296254A50A97 INTERCHANGEABLE
Washer,flat
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6615-00-996-1354 INTERCHANGEABLE
Gate,damper,gyroscope
Cross-Reference Index
Part NumberManufacturer
20868 PRIMARY Schneider Electric Systems Usa Inc (USA)
Related Parts
5310-00-169-7558INTERCHANGEABLE
LOCKNUT,SHUTTLE STOP
20868
6110-00-170-6520INTERCHANGEABLE
REGULATOR,VOLTAGE
5133-00-266-9228INTERCHANGEABLE
DRILL,TWIST
5950-00-356-1779INTERCHANGEABLE
TRANSFORMER,POWER
20868
5950-00-504-8788INTERCHANGEABLE
TRANSFORMER,POWER
651805-006
5310-00-825-2962INTERCHANGEABLE
WASHER,FLAT
54A50A97
6615-00-996-1354INTERCHANGEABLE
GATE,DAMPER,GYROSCOPE

Frequently Asked Questions

What is NSN 4820-00-558-1244?

NSN 4820-00-558-1244 is a Seat,valve, manufactured by Schneider Electric Systems Usa Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-558-1244?

NSN 4820-00-558-1244 has 1 cross-referenced part number: 20868 (Schneider Electric Systems Usa Inc).

What NSN replaces 4820-00-558-1244?

There are 7 known substitutes for 4820-00-558-1244: 5310-00-169-7558, 6110-00-170-6520, 5133-00-266-9228 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20868?

Key specifications for 20868: Seating Surface Shape: FLAT; Material: COPPER ALLOY OVERALL. 2 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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