NSN 4730-00-011-8538 NIIN — Tube Coupling Nut

National Stock number : 4730-00-011-8538

Tube Coupling Nut


Available Quantity 45
Available Conditions NS NE
Classification Hose, Pipe, Tube, Lubrication and Railing Fittings - FSC 4730
Schedule B 7415290000
Stock Check Date 01/30/2026
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 Coupling Nut

Thread Class

2b

Thread Direction

RIGHT-Hand

Fabrication Method

machined

Nut Style

tube coupling

Nut Height

1.125in. ⁓1-1/8"

Width Across Flats

0.625in. ⁓5/8"

Length To Shoulder

0.440in.

Smallest Inside Diameter

0.317in.

Thread Series

unf

Thread Quantity Per Inch

20

Nominal Thread Size

0.500in. ⁓1/2"

Nominal Tube Outside Diameter

0.312in.

Seat Angle

45.00 degrees

Material

copper alloy 360

Material Document And Classification

QQ-B-626, 1/2 h fed spec single material response

Specification/standard Data

81343 - J512 professional/industrial association standard

Nondefinitive Spec/std Data

4 figure

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National Stock Number
4730-00-011-8538
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