PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68593Seat,valve

Spirax Sarco Inc Dba Spirax Sarco · NSN 4820-01-248-4256 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-248-4256 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-248-4256. Primary manufacturer part number: 68593.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING SEAT
  • 3 verified cross-references
  • Primary manufacturer: Spirax Sarco Inc Dba Spirax Sarco
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-248-4256, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. 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
NSN4820-01-248-4256
Primary Part Number68593
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSpirax Sarco Inc Dba Spirax Sarco
StatusACTIVE
MaterialSTEEL CORROSION RESISTING SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3455-00-023-4280 INTERCHANGEABLE
File,rotary
6130-00-169-6517 INTERCHANGEABLE
Power Supply
6350-00-243-1251 INTERCHANGEABLE
Clapper,electric Bell
6150-00-405-48518001-5 INTERCHANGEABLE
Bus,conductor
Eaglepicher Technologies Llc
5950-00-456-132868593 INTERCHANGEABLE
Coil,electrical
Black and Decker Us Inc
8030-00-849-0071 INTERCHANGEABLE
Sealing Compound
4820-00-898-180050879 INTERCHANGEABLE
Piston,valve
Pti Technologies Inc.
5120-00-928-41297163A27 INTERCHANGEABLE
Blade,socket Head Screw Key
Mcmaster-Carr Supply Co
5930-01-051-330580015 INTERCHANGEABLE
Switch,thermostatic
Vulcan-Hart Corp
6665-01-157-711511-0121 INTERCHANGEABLE
Filtering Material
Bacharach, Inc.
Cross-Reference Index
Part NumberManufacturer
80015 Spirax Sarco Inc Dba Spirax Sarco (USA)
50879 Spirax Sarco Inc Dba Spirax Sarco (USA)
68593 PRIMARY Spirax Sarco Inc Dba Spirax Sarco (USA)
Related Parts
3455-00-023-4280INTERCHANGEABLE
FILE,ROTARY
6130-00-169-6517INTERCHANGEABLE
POWER SUPPLY
6350-00-243-1251INTERCHANGEABLE
CLAPPER,ELECTRIC BELL
6150-00-405-4851INTERCHANGEABLE
BUS,CONDUCTOR
8001-5
5950-00-456-1328INTERCHANGEABLE
COIL,ELECTRICAL
68593
8030-00-849-0071INTERCHANGEABLE
SEALING COMPOUND
4820-00-898-1800INTERCHANGEABLE
PISTON,VALVE
50879
5120-00-928-4129INTERCHANGEABLE
BLADE,SOCKET HEAD SCREW KEY
7163A27
5930-01-051-3305INTERCHANGEABLE
SWITCH,THERMOSTATIC
80015
6665-01-157-7115INTERCHANGEABLE
FILTERING MATERIAL
11-0121
5330-01-235-3042INTERCHANGEABLE
GASKET
2640-01-254-5392INTERCHANGEABLE
FLAP,INNER TUBE,PNEUMATIC TIRE

Frequently Asked Questions

What is NSN 4820-01-248-4256?

NSN 4820-01-248-4256 is a Seat,valve, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-248-4256?

NSN 4820-01-248-4256 has 3 cross-referenced part numbers: 80015 (Spirax Sarco Inc Dba Spirax Sarco), 50879 (Spirax Sarco Inc Dba Spirax Sarco), 68593 (Spirax Sarco Inc Dba Spirax Sarco).

What NSN replaces 4820-01-248-4256?

There are 12 known substitutes for 4820-01-248-4256: 3455-00-023-4280, 6130-00-169-6517, 6350-00-243-1251 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 68593?

Key specifications for 68593: Material: STEEL CORROSION RESISTING 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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