PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1111-518112Disk,valve

Parker Hannifin Corporation Div Aerospace Group Headquarters · NSN 4820-00-098-3535 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-098-3535 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-098-3535. Primary manufacturer part number: 1111-518112.
Features
  • Disk,valve — FSC 4820
  • FSC Application Data: ACFT ENG FUEL SYSTEM COMPONENTS
  • Media for Which Designed: FUEL, JET
  • 8 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div Aerospace Group Headquarters
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-098-3535, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker Hannifin Corporation Div Aerospace Group Headquarters. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-098-3535
Primary Part Number1111-518112
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Aerospace Group Headquarters
StatusCANCELLED
FSC Application DataACFT ENG FUEL SYSTEM COMPONENTS
Media for Which DesignedFUEL, JET
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-198-4736716953-1 INTERCHANGEABLE
Indicator,digital Display
Raytheon Company Div Rmd Strategic
5930-00-238-706850073 INTERCHANGEABLE
Switch,pressure
Mission Systems Davenport Inc.
6515-00-241-4204 INTERCHANGEABLE
Humidifier-Nebulizer
6515-00-241-4219 INTERCHANGEABLE
Humidifier-Nebulizer
5330-00-285-584548821 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
8125-00-297-172862000 INTERCHANGEABLE
Jar,screw Cap
Hearthmark Corp Dba Jarden Home Brands
5935-00-351-3716620-00 INTERCHANGEABLE
Connector,plug,electrical
Connector Corp
6850-00-689-643824-49142 INTERCHANGEABLE
Desiccant,activated
Treadwell Corporation (delaware) Dba Treadwell Corp
7510-01-035-266162000 INTERCHANGEABLE
Ink,hand Stamp Stencil Duplicato
Weber Marking Systems, Inc Dba Weber Marking Systems Inc
2530-01-049-35743718-1 INTERCHANGEABLE
Wheel Assembly,pneumatic Tire
Pdi Ground Support Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
1111-518112 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
6-2000 Aerocontrolex Group, Inc. Dba Aero Fluid Products (USA)
MIL-V-7899 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
20C112-1 Allen Aircraft Products Inc (USA)
MS29521-20 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-7899 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1111-518112 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
37181 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
Related Parts
6625-00-198-4736INTERCHANGEABLE
INDICATOR,DIGITAL DISPLAY
716953-1
5930-00-238-7068INTERCHANGEABLE
SWITCH,PRESSURE
50073
6515-00-241-4204INTERCHANGEABLE
HUMIDIFIER-NEBULIZER
6515-00-241-4219INTERCHANGEABLE
HUMIDIFIER-NEBULIZER
5330-00-285-5845INTERCHANGEABLE
SEAL,PLAIN ENCASED
48821
8125-00-297-1728INTERCHANGEABLE
JAR,SCREW CAP
62000
5935-00-351-3716INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
620-00
6850-00-689-6438INTERCHANGEABLE
DESICCANT,ACTIVATED
24-49142
7510-01-035-2661INTERCHANGEABLE
INK,HAND STAMP STENCIL DUPLICATO
62000
2530-01-049-3574INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
3718-1
5360-01-329-6902INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6625-01-350-2993INTERCHANGEABLE
PANEL,MONITOR
62000

Frequently Asked Questions

What is NSN 4820-00-098-3535?

NSN 4820-00-098-3535 is a Disk,valve, manufactured by Parker Hannifin Corporation Div Aerospace Group Headquarters, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-098-3535?

NSN 4820-00-098-3535 has 8 cross-referenced part numbers: 1111-518112 (Parker Hannifin Corporation Div Aerospace Group Headquarters), 6-2000 (Aerocontrolex Group, Inc. Dba Aero Fluid Products), MIL-V-7899 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 20C112-1 (Allen Aircraft Products Inc), MS29521-20 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 4820-00-098-3535?

There are 12 known substitutes for 4820-00-098-3535: 6625-00-198-4736, 5930-00-238-7068, 6515-00-241-4204 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1111-518112?

Key specifications for 1111-518112: Special Features: 1.527 IN. DIA FLAPPER,SOFT SEAT W/SPRING,FOR SWING CHECK VALVE DISK IN; FSC Application Data: ACFT ENG FUEL SYSTEM COMPONENTS; Media for Which Designed: FUEL, JET. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-098-3535 still in active supply?

NSN 4820-00-098-3535 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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