PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74999117-7Disk,valve

Kalmar AC Inc · NSN 4820-00-494-1866 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-494-1866 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-494-1866. Primary manufacturer part number: 74999117-7.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 0.625 INCHES NOMINAL IN
  • Material: STEEL
  • 2 verified cross-references
  • Primary manufacturer: Kalmar AC Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-494-1866, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kalmar AC Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-494-1866
Primary Part Number74999117-7
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKalmar AC Inc
StatusACTIVE
Outside Diameter0.625 INCHES NOMINAL IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-067-6756FT3078 INTERCHANGEABLE
Hose,air Duct
Flexible Technologies Inc
5310-00-828-47821466 INTERCHANGEABLE
Washer,shouldered
Federal Screw Products, Inc.
4730-00-988-839070-1611 INTERCHANGEABLE
Clamp,hose
Department of Defense Project Manager-Mobile Electric Power
5950-01-122-72763149634-1 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6530-01-320-75095648 INTERCHANGEABLE
Wrapper,sterilization
U S Dept of Veterans Affairs
9905-01-734-10305648 INTERCHANGEABLE
Sign
Bourne Group, Llc
Cross-Reference Index
Part NumberManufacturer
74999117-7 PRIMARY Kalmar AC Inc (USA)
5648 Husco International Inc (USA)
Related Parts
4720-00-067-6756INTERCHANGEABLE
HOSE,AIR DUCT
FT3078
5310-00-828-4782INTERCHANGEABLE
WASHER,SHOULDERED
1466
4730-00-988-8390INTERCHANGEABLE
CLAMP,HOSE
70-1611
5950-01-122-7276INTERCHANGEABLE
TRANSFORMER,POWER
3149634-1
6530-01-320-7509INTERCHANGEABLE
WRAPPER,STERILIZATION
5648
9905-01-734-1030INTERCHANGEABLE
SIGN
5648

Frequently Asked Questions

What is NSN 4820-00-494-1866?

NSN 4820-00-494-1866 is a Disk,valve, manufactured by Kalmar AC Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-494-1866?

NSN 4820-00-494-1866 has 2 cross-referenced part numbers: 74999117-7 (Kalmar AC Inc), 5648 (Husco International Inc).

What NSN replaces 4820-00-494-1866?

There are 6 known substitutes for 4820-00-494-1866: 4720-00-067-6756, 5310-00-828-4782, 4730-00-988-8390 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74999117-7?

Key specifications for 74999117-7: Outside Diameter: 0.625 INCHES NOMINAL IN; Material: STEEL. 2 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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