PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4859Fitting,discharge

Eaton Aerospace, Llc Dba Jackson South · NSN 1650-00-970-4642 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-970-4642 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-970-4642. Primary manufacturer part number: 4859.
Features
  • Fitting,discharge — FSC 1650
  • General Characteristics Item Description: 2.633 IN. LG,0.750 IN. W,0.391 IN. H IN
  • FSC Application Data: ACFT HYD SYSTEM
  • 3 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fitting,discharge, cataloged under National Stock Number 1650-00-970-4642, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN1650-00-970-4642
Primary Part Number4859
Item NameFitting,discharge
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
General Characteristics Item Description2.633 IN. LG,0.750 IN. W,0.391 IN. H IN
FSC Application DataACFT HYD SYSTEM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-578-193348-59 INTERCHANGEABLE
Transformer,radio Frequency
Keysight Technologies Inc
5340-00-721-73014859 INTERCHANGEABLE
Latch,rim
Eastern Co Div Eberhard Manufacturing
5905-00-993-67532503233-1 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Honeywell International Inc. Dba Honeywell International
5120-01-073-0385GS15973-1 INTERCHANGEABLE
Tool,extractor,piston
Hamilton Sundstrand Corporation Dba Collins Aerospace
5310-01-170-19004859 INTERCHANGEABLE
Washer,lock
Brinkley Technology Group Llc Dba Hercules Manufacturing
5935-01-407-70594859 INTERCHANGEABLE
Connector,plug,electrical
Fluke Electronics Corp
Cross-Reference Index
Part NumberManufacturer
4859 Eaton Aerospace, Llc Dba Jackson South (USA)
4859 General Signal Corp (USA)
4859 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5950-00-578-1933INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
48-59
5340-00-721-7301INTERCHANGEABLE
LATCH,RIM
4859
5905-00-993-6753INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
2503233-1
5120-01-073-0385INTERCHANGEABLE
TOOL,EXTRACTOR,PISTON
GS15973-1
5310-01-170-1900INTERCHANGEABLE
WASHER,LOCK
4859
5935-01-407-7059INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4859

Frequently Asked Questions

What is NSN 1650-00-970-4642?

NSN 1650-00-970-4642 is a Fitting,discharge, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-970-4642?

NSN 1650-00-970-4642 has 3 cross-referenced part numbers: 4859 (Eaton Aerospace, Llc Dba Jackson South), 4859 (General Signal Corp), 4859 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 1650-00-970-4642?

There are 6 known substitutes for 1650-00-970-4642: 5950-00-578-1933, 5340-00-721-7301, 5905-00-993-6753 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4859?

Key specifications for 4859: General Characteristics Item Description: 2.633 IN. LG,0.750 IN. W,0.391 IN. H IN; FSC Application Data: ACFT HYD SYSTEM. 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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