NSN 4730-00-403-3290 NIIN — Tube To Boss Elbow

National Stock number : 4730-00-403-3290

Tube To Boss Elbow


Available Quantity 1
Available Conditions NE
Classification Hose, Pipe, Tube, Lubrication and Railing Fittings - FSC 4730
Schedule B 7307929000
Stock Check Date 03/15/2026
Part-Number.info Quality System
  •   ISO 9001:2015 + AS9120B Certifed
  •   Audited supply chain
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   HAZMAT Certified
  •   ITAR and DDTC Registered
AS9120 Certified Supplier

Product Properties


Description

Tube To Boss Elbow

Thread Class

3a all ends

End Item Identification

aircraft application

Connection Style

flareless (tube) 1st end

Leg Length

2.050in. 2nd end

Connection Type

threaded external tube 1st end

Thread Quantity Per Inch

12 all ends

Maximum Operating Pressure

3000.0 pounds per square inch single response

Nominal Thread Size

1.312in. all ends ⁓1-5/16"

Seat Angle

12.0 degrees 1st end

Flow Angle

90.0 degrees

Nominal Outside Diameter Tube Accommodated

1.000in. 1st end

Material

steel comp 1137

Material Document And Classification

QQ-A-637 fed spec single material response

Surface Treatment

cadmium

Surface Treatment Document And Classification

QQ-P-416, type 2, class 2 fed spec single treatment response

Thread Series Designator

unj 1st end

Furnished Items And Quantity

1 bulkhead nut and 1 flat washer

Pricing and Availability Quote

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National Stock Number
4730-00-403-3290
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