PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70-803-01Valve,ball

Conbraco Industries Inc · NSN 4820-01-391-3906 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-391-3906 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-391-3906. Primary manufacturer part number: 70-803-01.
Features
  • Valve,ball — FSC 4820
  • Nominal Thread Size: 0.500 INCHES ALL ENDS IN
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Valve Operation Method: MANUAL
  • Connection Type: THREADED INTERNAL PIPE SECOND END
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Thread Series Designator: NPT ALL ENDS
  • Material: NICKEL BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-391-3906, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Conbraco Industries Inc. Government technical data includes 10 verified specifications, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-391-3906
Primary Part Number70-803-01
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerConbraco Industries Inc
StatusACTIVE
Nominal Thread Size0.500 INCHES ALL ENDS IN
Thread DirectionRIGHT-HAND ALL ENDS
Valve Operation MethodMANUAL
Connection TypeTHREADED INTERNAL PIPE SECOND END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Thread Series DesignatorNPT ALL ENDS
MaterialNICKEL BODY
Connection StylePLAIN (PIPE) FIRST END
Connection StylePLAIN,OPTIONAL END(PIPE) SECOND END
Style DesignatorSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-297-311570803 INTERCHANGEABLE
Setscrew
Telemechanics Inc
4730-00-424-5871SAE J512 4-4 040102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-716-4928502X5 INTERCHANGEABLE
Elbow,tube
Danfoss Power Solutions II, Llc
5365-01-150-145070803-01 INTERCHANGEABLE
Bushing,ceramic,range
Star Manufacturing International Inc. Dba Lang Manufacturing Company
3230-01-252-671248-40-4120 INTERCHANGEABLE
Blade,circular Saw,woodcutting
Milwaukee Electric Tool Corp Dba Milwaukee Electric Tools
4610-01-332-772470803 INTERCHANGEABLE
Water Purification Unit,unmounte
Acs Environmental
5995-01-399-1888708030-1 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Miltope Corporation
4210-01-444-545070803 INTERCHANGEABLE
Proportioner,foam Liquid,line Ty
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
70-803-01 PRIMARY Conbraco Industries Inc (USA)
70-803 Conbraco Industries Inc (USA)
Related Parts
5305-00-297-3115INTERCHANGEABLE
SETSCREW
70803
4730-00-424-5871INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 4-4 040102B
4730-00-716-4928INTERCHANGEABLE
ELBOW,TUBE
502X5
5365-01-150-1450INTERCHANGEABLE
BUSHING,CERAMIC,RANGE
70803-01
3230-01-252-6712INTERCHANGEABLE
BLADE,CIRCULAR SAW,WOODCUTTING
48-40-4120
4610-01-332-7724INTERCHANGEABLE
WATER PURIFICATION UNIT,UNMOUNTE
70803
5995-01-399-1888INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
708030-1
4210-01-444-5450INTERCHANGEABLE
PROPORTIONER,FOAM LIQUID,LINE TY
70803

Frequently Asked Questions

What is NSN 4820-01-391-3906?

NSN 4820-01-391-3906 is a Valve,ball, manufactured by Conbraco Industries Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-391-3906?

NSN 4820-01-391-3906 has 2 cross-referenced part numbers: 70-803-01 (Conbraco Industries Inc), 70-803 (Conbraco Industries Inc).

What NSN replaces 4820-01-391-3906?

There are 8 known substitutes for 4820-01-391-3906: 5305-00-297-3115, 4730-00-424-5871, 4730-00-716-4928 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70-803-01?

Key specifications for 70-803-01: Nominal Thread Size: 0.500 INCHES ALL ENDS IN; Thread Direction: RIGHT-HAND ALL ENDS; Valve Operation Method: MANUAL; Connection Type: THREADED INTERNAL PIPE SECOND END. 10 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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