PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

247-03Piston,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-259-8088 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-259-8088 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-259-8088. Primary manufacturer part number: 247-03.
Features
  • Piston,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-259-8088, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-259-8088
Primary Part Number247-03
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2510-00-233-829224703 INTERCHANGEABLE
Spring Assembly,leaf
Hme, Inc. Dba Hme Ahrens-Fox
4810-01-021-974824703 INTERCHANGEABLE
Nonconductor,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3510-01-146-95732-4703 INTERCHANGEABLE
Parts Kit,button,sw
Maytag Corporation Dba Maytag Appliancessales
5930-01-282-5953 INTERCHANGEABLE
Switch,pressure
6110-01-306-725424703 INTERCHANGEABLE
Starter,motor
Ward Leonard Ct Llc
5120-01-442-089524702 INTERCHANGEABLE
Inserter,screw Thread Insert
Jergens Inc Div Tooling Components Division
8470-01-506-6503 INTERCHANGEABLE
Mounting Screw,helmet,advanced C
4730-01-550-973924703 INTERCHANGEABLE
Trap,steam
Clayton Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
247-03 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
2510-00-233-8292INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
24703
4810-01-021-9748INTERCHANGEABLE
NONCONDUCTOR,VALVE
24703
3510-01-146-9573INTERCHANGEABLE
PARTS KIT,BUTTON,SW
2-4703
5930-01-282-5953INTERCHANGEABLE
SWITCH,PRESSURE
6110-01-306-7254INTERCHANGEABLE
STARTER,MOTOR
24703
5120-01-442-0895INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
24702
8470-01-506-6503INTERCHANGEABLE
MOUNTING SCREW,HELMET,ADVANCED C
4730-01-550-9739INTERCHANGEABLE
TRAP,STEAM
24703

Frequently Asked Questions

What is NSN 4820-01-259-8088?

NSN 4820-01-259-8088 is a Piston,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-259-8088?

NSN 4820-01-259-8088 has 1 cross-referenced part number: 247-03 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-259-8088?

There are 8 known substitutes for 4820-01-259-8088: 2510-00-233-8292, 4810-01-021-9748, 3510-01-146-9573 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 247-03?

Key specifications for 247-03: Special Features: BRONZE,CAST; USED ON VALVE. 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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