PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50693Plug,tube Fitting,threaded

Hydro-Aire Aerospace Corp · NSN 4730-00-574-3317 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-574-3317 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-574-3317. Primary manufacturer part number: 50693.
Features
  • Plug,tube Fitting,threaded — FSC 4730
  • Nominal Thread Size: 0.438 INCHES EXTERNAL IN
  • Style Designator: PLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC)
  • Head Height: 0.116 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND EXTERNAL
  • Thread Series Designator: UNF EXTERNAL
  • Material: STEEL CORROSION RESISTING OVERALL
  • Features Provided: SAFETY WIRE HOLE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-00-574-3317, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-574-3317
Primary Part Number50693
Item NamePlug,tube Fitting,threaded
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
Nominal Thread Size0.438 INCHES EXTERNAL IN
Style DesignatorPLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC)
Head Height0.116 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND EXTERNAL
Thread Series DesignatorUNF EXTERNAL
MaterialSTEEL CORROSION RESISTING OVERALL
Features ProvidedSAFETY WIRE HOLE
Connection StylePLAIN
Surface TreatmentPASSIVATE OVERALL
Thread Class3A EXTERNAL A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2530-00-138-80855069-3 INTERCHANGEABLE
Tie Rod,steering
Husco International Inc
5305-00-298-439750693 INTERCHANGEABLE
Screw,machine
Hamilton Sundstrand Corporation Dba Collins Aerospace
4320-00-923-805050693 INTERCHANGEABLE
Parts Kit,hydraulic Pump
Parker Hannifin Corporation Div Hydraulic Systems Division
3455-01-042-0897 INTERCHANGEABLE
File,rotary
3455-01-053-63844211-0687 INTERCHANGEABLE
Reamer,machine
New York Twist Drill Inc
6530-01-156-323950693 INTERCHANGEABLE
Pad Bed Patient Pro
Baxter Healthcare Corp IV Systems/gov Sales
5930-01-172-974250693 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
50693 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
2530-00-138-8085INTERCHANGEABLE
TIE ROD,STEERING
5069-3
5305-00-298-4397INTERCHANGEABLE
SCREW,MACHINE
50693
4320-00-923-8050INTERCHANGEABLE
PARTS KIT,HYDRAULIC PUMP
50693
3455-01-042-0897INTERCHANGEABLE
FILE,ROTARY
3455-01-053-6384INTERCHANGEABLE
REAMER,MACHINE
4211-0687
6530-01-156-3239INTERCHANGEABLE
PAD BED PATIENT PRO
50693
5930-01-172-9742INTERCHANGEABLE
SWITCH,FLOW
50693

Frequently Asked Questions

What is NSN 4730-00-574-3317?

NSN 4730-00-574-3317 is a Plug,tube Fitting,threaded, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-574-3317?

NSN 4730-00-574-3317 has 1 cross-referenced part number: 50693 (Hydro-Aire Aerospace Corp).

What NSN replaces 4730-00-574-3317?

There are 7 known substitutes for 4730-00-574-3317: 2530-00-138-8085, 5305-00-298-4397, 4320-00-923-8050 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50693?

Key specifications for 50693: Nominal Thread Size: 0.438 INCHES EXTERNAL IN; Style Designator: PLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC); Head Height: 0.116 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND EXTERNAL. 11 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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