PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3059208Piston,valve

Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) · NSN 4820-01-197-4945 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-197-4945 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-197-4945. Primary manufacturer part number: 3059208.
Features
  • Piston,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
  • 5 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-197-4945, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-197-4945
Primary Part Number3059208
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-01-197-49463053895 INTERCHANGEABLE
Piston,valve
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4820-01-197-49473061547 INTERCHANGEABLE
Adapter,valve
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4820-01-197-50683053895 ITEM 21 SH 3 INTERCHANGEABLE
Guide,valve Stem
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4820-01-197-85903053895 ITEM 21 SH 1 INTERCHANGEABLE
Link,valve
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Cross-Reference Index
Part NumberManufacturer
3059208 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
3059208 PRIMARY Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
3053895 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
3053895 ITEM 27 SH 3 PRIMARY Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
3053895 ITEM 27 SHEET 3 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
Related Parts
4820-01-197-4946INTERCHANGEABLE
PISTON,VALVE
3053895
4820-01-197-4947INTERCHANGEABLE
ADAPTER,VALVE
3061547
4820-01-197-5068INTERCHANGEABLE
GUIDE,VALVE STEM
3053895 ITEM 21 SH 3
4820-01-197-8590INTERCHANGEABLE
LINK,VALVE
3053895 ITEM 21 SH 1

Frequently Asked Questions

What is NSN 4820-01-197-4945?

NSN 4820-01-197-4945 is a Piston,valve, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-197-4945?

NSN 4820-01-197-4945 has 5 cross-referenced part numbers: 3059208 (Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div), 3059208 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 3053895 (Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div), 3053895 ITEM 27 SH 3 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 3053895 ITEM 27 SHEET 3 (Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div).

What NSN replaces 4820-01-197-4945?

There are 4 known substitutes for 4820-01-197-4945: 4820-01-197-4946, 4820-01-197-4947, 4820-01-197-5068 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3059208?

Key specifications for 3059208: Material: STEEL CORROSION RESISTING; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE. 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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