PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-300-T-T-HValve,ball

Nil-Cor, Llc · NSN 4820-01-517-4222 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-517-4222 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-517-4222. Primary manufacturer part number: 8-300-T-T-H.
Features
  • Valve,ball — FSC 4820
  • Material: GLASS FIBER BODY
  • Minimum Operating Temp: -40.0 FAHRENHEIT DEGF
  • Nominal Length: 10.000 INCHES ALL ENDS IN
  • Flange Face Design: PLAIN ALL ENDS
  • Face to Face Distance: 10.880 INCHES IN
  • Furnished Items and Quantity: 1 HANDLE
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Glass Fiber Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-517-4222, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Nil-Cor, Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, 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
NSN4820-01-517-4222
Primary Part Number8-300-T-T-H
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNil-Cor, Llc
StatusACTIVE
MaterialGLASS FIBER BODY
Minimum Operating Temp-40.0 FAHRENHEIT DEGF
Nominal Length10.000 INCHES ALL ENDS IN
Flange Face DesignPLAIN ALL ENDS
Face to Face Distance10.880 INCHES IN
Furnished Items and Quantity1 HANDLE
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Bolt Hole Nominal Diameter0.750 INCHES ALL ENDS IN
Flange ShapeOVAL WITH HOLES ALL ENDS
Nominal Width10.880 INCHES ALL ENDS IN
Bolt Hole Quantity4 ALL ENDS
Connection TypeFLANGE ALL ENDS
Maximum Operating Temp200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Style DesignatorSTRAIGHT THRU FLANGED ENDS
Valve Size8.000 INCHES IN
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-01-517-10716305391-68 INTERCHANGEABLE
Hose Assembly,nonmetallic
Appleton Marine Inc
4820-01-517-1844XV501SS-12 INTERCHANGEABLE
Valve,ball
Parker-Hannifin Corp Div Fluid System Connector Division
4820-01-517-1888 INTERCHANGEABLE
Valve,ball
5330-01-517-33276305391-35 INTERCHANGEABLE
Gasket
Appleton Marine Inc
5330-01-517-33326305391-39 INTERCHANGEABLE
Gasket
Appleton Marine Inc
5330-01-517-33406305391-40 INTERCHANGEABLE
Gasket
Appleton Marine Inc
4820-01-517-42193-310ST-T-S INTERCHANGEABLE
Valve,ball
Nil-Cor, Llc
2090-01-519-44706305391-1 INTERCHANGEABLE
Pig Launcher Assy
Appleton Marine Inc
Cross-Reference Index
Part NumberManufacturer
8-310ST-T-S Nil-Cor, Llc (USA)
8-300-T-T-H PRIMARY Nil-Cor, Llc (USA)
6305391-20 Appleton Marine Inc (USA)
6305391 Naval Facilities Engineering Command (USA)
Related Parts
4720-01-517-1071INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
6305391-68
4820-01-517-1844INTERCHANGEABLE
VALVE,BALL
XV501SS-12
4820-01-517-1888INTERCHANGEABLE
VALVE,BALL
5330-01-517-3327INTERCHANGEABLE
GASKET
6305391-35
5330-01-517-3332INTERCHANGEABLE
GASKET
6305391-39
5330-01-517-3340INTERCHANGEABLE
GASKET
6305391-40
4820-01-517-4219INTERCHANGEABLE
VALVE,BALL
3-310ST-T-S
2090-01-519-4470INTERCHANGEABLE
PIG LAUNCHER ASSY
6305391-1

Frequently Asked Questions

What is NSN 4820-01-517-4222?

NSN 4820-01-517-4222 is a Valve,ball, manufactured by Nil-Cor, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-517-4222?

NSN 4820-01-517-4222 has 4 cross-referenced part numbers: 8-310ST-T-S (Nil-Cor, Llc), 8-300-T-T-H (Nil-Cor, Llc), 6305391-20 (Appleton Marine Inc), 6305391 (Naval Facilities Engineering Command).

What NSN replaces 4820-01-517-4222?

There are 8 known substitutes for 4820-01-517-4222: 4720-01-517-1071, 4820-01-517-1844, 4820-01-517-1888 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-300-T-T-H?

Key specifications for 8-300-T-T-H: Material: GLASS FIBER BODY; Special Features: WAFER DESIGN NIL-COR 300/310 ONLY; Minimum Operating Temp: -40.0 FAHRENHEIT DEGF; Nominal Length: 10.000 INCHES ALL ENDS IN. 19 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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