202-21600C4

Tube Coupling Nut

This page provides complete and verified information for part number 202-21600C4, NSN 4730-00-919-4651

You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.

Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

National Stock Number

4730-00-919-4651

Item Name Code

03859

Assigment Date

08/10/1966 (60 years ago)

0.720 inches nominal nut height, right-hand thread direction, 3b thread class, machined fabrication method, tube coupling nut style

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Thread Class: 3b
Thread Direction: right-hand
Fabrication Method: machined
Nut Style: tube coupling
Nut Height: 0.720 inches nominal
Width Across Flats: 0.562 inches nominal
Length To Shoulder: 0.547 inches nominal
Smallest Inside Diameter: 0.300 inches nominal
Thread Series: unjf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Nominal Tube Outside Diameter: 0.250 inches
Seat Angle: 45.00 degrees nominal
Material: steel comp 304 overall
Material Document And Classification: qq-s-763,class 304 fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response overall
Specification/Standard Data: 96906-ms21921 government standard

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
Demilitarization
Criticality
Federal Item Identification Guide
Precious Metals Indicator
Pseudo Item Name Code
Hazardous Material Indicator
Schedule B Code

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
National Motor Freight Classification Item Number
National Motor Freight Classification Sub-Item Number
Uniform Freight Classification Item Number
National Motor Freight Class Rating
Water Commodity
Type of Cargo
Special Hand
Air Dimension
Air Commodity
National Motor Freight Description

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 202-21600C4

What is the FSCG of the NSN 4730-00-919-4651?

The FSCG of the NSN 4730-00-919-4651 is 4730

Does the NSN 4730-00-919-4651 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 4730-00-919-4651 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4730-00-919-4651 contain precious materials?

Item does not contain precious metal.

Does NSN 4730-00-919-4651 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4730-00-919-4651 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Aug 10, 1966