PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

299-09Stem,fluid Valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-256-4882 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-256-4882 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-256-4882. Primary manufacturer part number: 299-09.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: STEEL COMP 303
  • 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
  • Applications requiring Steel Comp 303 construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-256-4882, 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. Government technical data includes 1 verified specification, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-256-4882
Primary Part Number299-09
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialSTEEL COMP 303
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4730-00-189-3018 INTERCHANGEABLE
Elbow,pipe to Tube
5330-00-417-823229952 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
3020-00-859-1699299-09 INTERCHANGEABLE
Gear,spur
Dukes Aerospace, Inc.
2805-01-130-1875 INTERCHANGEABLE
Ring Set,piston
5331-01-326-7449 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
299-09 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4730-00-189-3018INTERCHANGEABLE
ELBOW,PIPE TO TUBE
5330-00-417-8232INTERCHANGEABLE
SEAL,PLAIN ENCASED
29952
3020-00-859-1699INTERCHANGEABLE
GEAR,SPUR
299-09
2805-01-130-1875INTERCHANGEABLE
RING SET,PISTON
5331-01-326-7449INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 4820-01-256-4882?

NSN 4820-01-256-4882 is a Stem,fluid 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 4820-01-256-4882?

NSN 4820-01-256-4882 has 1 cross-referenced part number: 299-09 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-256-4882?

There are 5 known substitutes for 4820-01-256-4882: 4730-00-189-3018, 5330-00-417-8232, 3020-00-859-1699 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 299-09?

Key specifications for 299-09: Material: STEEL COMP 303. 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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