PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1064 PIECE 19Float,valve

Down East, Inc. · NSN 4820-01-147-4103 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-147-4103 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-147-4103. Primary manufacturer part number: 1064 PIECE 19.
Features
  • Float,valve — FSC 4820
  • Material: NICKEL
  • Overall Diameter: 9.000 INCHES NOMINAL IN
  • Shape: ROUND
  • 3 verified cross-references
  • Primary manufacturer: Down East, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel construction
General Description

The Float,valve, cataloged under National Stock Number 4820-01-147-4103, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Down East, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-147-4103
Primary Part Number1064 PIECE 19
Item NameFloat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDown East, Inc.
StatusACTIVE
MaterialNICKEL
Overall Diameter9.000 INCHES NOMINAL IN
ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-061-2031SM-C-423274 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1650-00-078-103012041-2 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Eaton Corp Dba Eaton Aerospace Jackson
5120-00-223-95561204-1 INTERCHANGEABLE
Extractor,stuffing Box and Pump
C. S. Osborne and Company Dba Cs Osborne & Co
5945-00-232-9546NAF1204-1 INTERCHANGEABLE
Relay,electromagnetic
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
2990-00-321-8735DE69474 INTERCHANGEABLE
Bracket,governor Me
Agco Corp Parts Opn
6150-00-433-110413603-345 INTERCHANGEABLE
Cable Assembly,power,electrical
King Nutronics Corporation Dba King Nutronics
5325-00-640-98741271-3175 INTERCHANGEABLE
Eyelet,turnlock Fastener
Southco Inc
5950-00-647-9107 INTERCHANGEABLE
Transformer,discriminator
5815-00-786-6122SM-B-171578 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4920-00-974-227612041 INTERCHANGEABLE
Adapter,probe,pitot
Elbitamerica, Inc.
Cross-Reference Index
Part NumberManufacturer
1064 Down East, Inc. (USA)
1064 PIECE 19 PRIMARY Down East, Inc. (USA)
1204-1 PRIMARY Down East, Inc. (USA)
Related Parts
5950-00-061-2031INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SM-C-423274
1650-00-078-1030INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
12041-2
5120-00-223-9556INTERCHANGEABLE
EXTRACTOR,STUFFING BOX AND PUMP
1204-1
5945-00-232-9546INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
NAF1204-1
2990-00-321-8735INTERCHANGEABLE
BRACKET,GOVERNOR ME
DE69474
6150-00-433-1104INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
13603-345
5325-00-640-9874INTERCHANGEABLE
EYELET,TURNLOCK FASTENER
1271-3175
5950-00-647-9107INTERCHANGEABLE
TRANSFORMER,DISCRIMINATOR
5815-00-786-6122INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SM-B-171578
4920-00-974-2276INTERCHANGEABLE
ADAPTER,PROBE,PITOT
12041
6670-00-980-6459INTERCHANGEABLE
SCALE,WEIGHING
FNX-5710K-M/90-514
5940-01-016-6332INTERCHANGEABLE
TERMINAL,STUD
2300550-1

Frequently Asked Questions

What is NSN 4820-01-147-4103?

NSN 4820-01-147-4103 is a Float,valve, manufactured by Down East, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-147-4103?

NSN 4820-01-147-4103 has 3 cross-referenced part numbers: 1064 (Down East, Inc.), 1064 PIECE 19 (Down East, Inc.), 1204-1 (Down East, Inc.).

What NSN replaces 4820-01-147-4103?

There are 12 known substitutes for 4820-01-147-4103: 5950-00-061-2031, 1650-00-078-1030, 5120-00-223-9556 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1064 PIECE 19?

Key specifications for 1064 PIECE 19: Material: NICKEL; Overall Diameter: 9.000 INCHES NOMINAL IN; Shape: ROUND. 3 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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