PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

839-01Body,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-414-8105 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-414-8105 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-414-8105. Primary manufacturer part number: 839-01.
Features
  • Body,valve — FSC 4820
  • Valve Type for Which Designed: PRESSURE REDUCING
  • Material: NICKEL ALLOY
  • Port Quantity: 2
  • Valve Design Control Activity: 55378
  • Valve Size for Which Designed: 4.000 INCHES IN
  • 3 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 Nickel Alloy construction
General Description

The Body,valve, cataloged under National Stock Number 4820-01-414-8105, 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 5 verified specifications, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-414-8105
Primary Part Number839-01
Item NameBody,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Valve Type for Which DesignedPRESSURE REDUCING
MaterialNICKEL ALLOY
Port Quantity2
Valve Design Control Activity55378
Valve Size for Which Designed4.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5355-00-126-868283901 INTERCHANGEABLE
Dial
Lucent Technologies Inc Corporate Headquarters
5925-00-676-0014APGN011-7565-1 INTERCHANGEABLE
Circuit Breaker
Sensata Technologies Maryland, Inc
6645-01-090-25558390-1 INTERCHANGEABLE
Generator,time Code
Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa
5945-01-167-8045404061 INTERCHANGEABLE
Relay,reed
Fluke Corp
4820-01-221-8874841-00 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5995-01-258-82774881 INTERCHANGEABLE
Cord Assembly,electrical
Hose-Mccann Telephone Co, Inc
5935-01-297-8529404061 INTERCHANGEABLE
Connector,plug,electrical
Barber-Nichols, Llc
4820-01-414-6824843-01 INTERCHANGEABLE
Retainer,disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-414-8109842-01 INTERCHANGEABLE
Disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-415-107740406-108 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
404-6-1 PC 32 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40406-1 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
839-01 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5355-00-126-8682INTERCHANGEABLE
DIAL
83901
5925-00-676-0014INTERCHANGEABLE
CIRCUIT BREAKER
APGN011-7565-1
6645-01-090-2555INTERCHANGEABLE
GENERATOR,TIME CODE
8390-1
5945-01-167-8045INTERCHANGEABLE
RELAY,REED
404061
4820-01-221-8874INTERCHANGEABLE
SEAT,VALVE
841-00
5995-01-258-8277INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
4881
5935-01-297-8529INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
404061
4820-01-414-6824INTERCHANGEABLE
RETAINER,DISK,VALVE
843-01
4820-01-414-8109INTERCHANGEABLE
DISK,VALVE
842-01
4820-01-415-1077INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40406-108
6105-01-426-0582INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT

Frequently Asked Questions

What is NSN 4820-01-414-8105?

NSN 4820-01-414-8105 is a Body,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 4820-01-414-8105?

NSN 4820-01-414-8105 has 3 cross-referenced part numbers: 404-6-1 PC 32 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40406-1 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 839-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-414-8105?

There are 11 known substitutes for 4820-01-414-8105: 5355-00-126-8682, 5925-00-676-0014, 6645-01-090-2555 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 839-01?

Key specifications for 839-01: Part Name Assigned by Controlling Agency: LINER VALVE; End Item Identification: TRAC TYPE H SEAWATER PRESSURE REDUCING VALVE; Valve Type for Which Designed: PRESSURE REDUCING; Material: NICKEL ALLOY. 7 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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