PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

802-01Piston,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-262-3301 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-262-3301 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-262-3301. Primary manufacturer part number: 802-01.
Features
  • Piston,valve — FSC 4820
  • 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
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-262-3301, 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 2 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
NSN4820-01-262-3301
Primary Part Number802-01
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 12
5950-00-080-303780201 INTERCHANGEABLE
Transformer,power Autotransforme
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5310-00-088-6153107B8212P1 INTERCHANGEABLE
Nut,self-Locking,hexagon
General Electric Company
5342-00-370-5137 INTERCHANGEABLE
Bracket,relief Tube
5905-00-412-1302R1160-4 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Shallcross Inc
1680-00-485-2835WM204 INTERCHANGEABLE
Bracket Assy Pilots
Smith and Smith Aircraft Co
5950-00-581-8105 INTERCHANGEABLE
Transformer,audio Frequency
5330-00-843-769080201 INTERCHANGEABLE
Seal,plain Encased
Gebauer Chemical Co
5999-00-953-4136 INTERCHANGEABLE
Shielding Gasket,electronic
7025-01-013-4630802-01 INTERCHANGEABLE
Container,tape
Computer Accessories Corp
5330-01-060-9610 INTERCHANGEABLE
Seal,plain Encased
Cross-Reference Index
Part NumberManufacturer
40278-2 PIECE 19 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
802-01 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5950-00-080-3037INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
80201
5310-00-088-6153INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
107B8212P1
5342-00-370-5137INTERCHANGEABLE
BRACKET,RELIEF TUBE
5905-00-412-1302INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
R1160-4
1680-00-485-2835INTERCHANGEABLE
BRACKET ASSY PILOTS
WM204
5950-00-581-8105INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5330-00-843-7690INTERCHANGEABLE
SEAL,PLAIN ENCASED
80201
5999-00-953-4136INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
7025-01-013-4630INTERCHANGEABLE
CONTAINER,TAPE
802-01
5330-01-060-9610INTERCHANGEABLE
SEAL,PLAIN ENCASED
6680-01-107-8279INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
G52-1
7025-01-338-1230INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
80201

Frequently Asked Questions

What is NSN 4820-01-262-3301?

NSN 4820-01-262-3301 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 4820-01-262-3301?

NSN 4820-01-262-3301 has 2 cross-referenced part numbers: 40278-2 PIECE 19 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 802-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-262-3301?

There are 12 known substitutes for 4820-01-262-3301: 5950-00-080-3037, 5310-00-088-6153, 5342-00-370-5137 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 802-01?

Key specifications for 802-01: Special Features: BRONZE;3.621 IN.OD;3.469 IN.ID;3.625 IN. H IN. 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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