PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

138Valve,ball

Wildfire Pacific Inc · NSN 4820-00-479-8818 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-479-8818 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-479-8818. Primary manufacturer part number: 138.
Features
  • Valve,ball — FSC 4820
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Valve Operation Method: MANUAL
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Material: COPPER ALLOY OVERALL
  • Style Designator: STRAIGHT THRU
  • Bonnet Type: PACKING RETAINING
  • Thread Direction: RIGHT-HAND ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-00-479-8818, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Wildfire Pacific Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-479-8818
Primary Part Number138
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWildfire Pacific Inc
StatusCANCELLED
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Valve Operation MethodMANUAL
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
MaterialCOPPER ALLOY OVERALL
Style DesignatorSTRAIGHT THRU
Bonnet TypePACKING RETAINING
Thread DirectionRIGHT-HAND ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Nominal Thread Size2.000 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
2910-00-255-22410-9422 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
3455-01-244-967612160 INTERCHANGEABLE
Trepanning Tool,machine
Hougen Manufacturing, Inc
6110-01-399-36582002160 INTERCHANGEABLE
Control,voltage Regulator
Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center
6625-01-475-4696927430-0014 INTERCHANGEABLE
Meter,special Scale
Northrop Grumman Systems Corporation
5331-01-529-0305 INTERCHANGEABLE
O-Ring
4720-01-570-3041FA7558EEE0070 INTERCHANGEABLE
Hose Assembly,metallic
Danfoss Power Solutions II, Llc
4230-01-583-8230FOGJR INTERCHANGEABLE
Decontaminating Apparatus
Priority Environmental Solutions, Inc Dba Pro1tek
2990-01-585-46481231012709M0305 INTERCHANGEABLE
Heat Shield,exhaust
Federal-Mogul Corporation Dba Federal-Mogul Div Fp Diesel
7510-01-617-99812002160 INTERCHANGEABLE
Ribbon,inking
Rimage Corporation
5120-01-701-722312160 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
20-02160 Tyco Fire Products Lp (USA)
138 PRIMARY Wildfire Pacific Inc (USA)
10572-82-2 Firemaster Corp
509-0024 Tyco Fire Products Lp (USA)
V2160 Wildfire Pacific Inc (USA)
12160 Tyco Fire Products Lp (USA)
M101-661160 Tyco Fire Products Lp (USA)
Related Parts
2910-00-255-2241INTERCHANGEABLE
CARBURETOR,FLOAT
0-9422
3455-01-244-9676INTERCHANGEABLE
TREPANNING TOOL,MACHINE
12160
6110-01-399-3658INTERCHANGEABLE
CONTROL,VOLTAGE REGULATOR
2002160
6625-01-475-4696INTERCHANGEABLE
METER,SPECIAL SCALE
927430-0014
5331-01-529-0305INTERCHANGEABLE
O-RING
4720-01-570-3041INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
FA7558EEE0070
4230-01-583-8230INTERCHANGEABLE
DECONTAMINATING APPARATUS
FOGJR
2990-01-585-4648INTERCHANGEABLE
HEAT SHIELD,EXHAUST
1231012709M0305
7510-01-617-9981INTERCHANGEABLE
RIBBON,INKING
2002160
5120-01-701-7223INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
12160

Frequently Asked Questions

What is NSN 4820-00-479-8818?

NSN 4820-00-479-8818 is a Valve,ball, manufactured by Wildfire Pacific Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-479-8818?

NSN 4820-00-479-8818 has 7 cross-referenced part numbers: 20-02160 (Tyco Fire Products Lp), 138 (Wildfire Pacific Inc), 10572-82-2 (Firemaster Corp), 509-0024 (Tyco Fire Products Lp), V2160 (Wildfire Pacific Inc) and 2 more.

What NSN replaces 4820-00-479-8818?

There are 10 known substitutes for 4820-00-479-8818: 2910-00-255-2241, 3455-01-244-9676, 6110-01-399-3658 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 138?

Key specifications for 138: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Valve Operation Method: MANUAL; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Material: COPPER ALLOY OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-479-8818 still in active supply?

NSN 4820-00-479-8818 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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