4278-1238M

View detailed technical data, stock status, and sourcing information for: 4278-1238M
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5342 Weapon System Hardware

National Stock Number

5342-00-883-3101

Item Name Code

20319

Assigment Date

11/22/1967 (58 years ago)

40.0 included angle in deg, single latch style, grooved retainer cross-sectional shape style, 12.375 inches nominal inside diameter, 0.032 inches nominal retainer thickness

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: grooved retainer
Inside Diameter: 12.375 inches nominal
Retainer Thickness: 0.032 inches nominal
Latch Style: single
Included Angle In Deg: 40.0
Nut Type: self-locking hexagon
Segment Quantity: 1
Sealing Inner Liner: not included
Retainer Width: 0.500 inches nominal
Root Width: 0.156 inches nominal
Band Thickness: 0.025 inches nominal
Band Width: 0.625 inches nominal
Height: 0.218 inches nominal
Material: steel bolt
Material: steel comp 301 band
Material: steel comp 301 segment
Material: steel corrosion resisting nut
Material Document And Classification: mil-s-5059, type 301, 1/4 hard mil spec single material response segment
Material Document And Classification: mil-s-5059, type 301, 1/4 hard mil spec single material response band
Shape: round

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
4278-1238M	Grooved Clamp Coupling
4278C1238M	Grooved Clamp Coupling

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5342-00-883-3101?

The FSCG of the NSN 5342-00-883-3101 is 5342

Does the NSN 5342-00-883-3101 have a Schedule B code assigned?

Yes, the Schedule B code is 9803200000

Does NSN 5342-00-883-3101 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 5342-00-883-3101 contain precious materials?

Precious metal content is unknown

Does NSN 5342-00-883-3101 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 5342-00-883-3101 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Nov 22, 1967