PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

356-00Disk,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-261-1731 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-261-1731 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-261-1731. Primary manufacturer part number: 356-00.
Features
  • Disk,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • 2 verified cross-references
  • 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 Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-261-1731, 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 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-261-1731
Primary Part Number356-00
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5930-00-378-7005 INTERCHANGEABLE
Switch,push
2990-00-936-51423010200 INTERCHANGEABLE
Hanger,engine Exhaust System
Napco International Llc Dba Napco International Inc
6625-01-051-34283560-0 INTERCHANGEABLE
Adapter,test
Fluke Corp
6695-01-667-730835600 INTERCHANGEABLE
Time Apparatus
Lafayette Instrument Company, Llc
Cross-Reference Index
Part NumberManufacturer
356-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
356 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5930-00-378-7005INTERCHANGEABLE
SWITCH,PUSH
2990-00-936-5142INTERCHANGEABLE
HANGER,ENGINE EXHAUST SYSTEM
3010200
6625-01-051-3428INTERCHANGEABLE
ADAPTER,TEST
3560-0
6695-01-667-7308INTERCHANGEABLE
TIME APPARATUS
35600

Frequently Asked Questions

What is NSN 4820-01-261-1731?

NSN 4820-01-261-1731 is a Disk,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 4820-01-261-1731?

NSN 4820-01-261-1731 has 2 cross-referenced part numbers: 356-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 356 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-261-1731?

There are 4 known substitutes for 4820-01-261-1731: 5930-00-378-7005, 2990-00-936-5142, 6625-01-051-3428 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 356-00?

Key specifications for 356-00: Material: STEEL CORROSION RESISTING. 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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