3665386

View detailed technical data, stock status, and sourcing information for: 3665386

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3665386
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-226-9276
Item Name Code
16014
Assigment Date
01/01/1961 (65 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.

right-hand thread direction, 2.125 inches minimum and 2.141 inches maximum fastener length, flat chamfer head style, 3a thread class, 1.062 inches minimum thread length

Product Characteristics

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

Thread Class
3a
Thread Direction
right-hand
Thread Length
1.062 inches minimum
Fastener Length
2.125 inches minimum and 2.141 inches maximum
Head Style
flat chamfer
Head Diameter
0.875 inches nominal
Head Height
0.307 inches minimum and 0.317 inches maximum
Shoulder Diameter
0.838 inches minimum and 0.843 inches maximum first shoulder
Shoulder Length
0.693 inches minimum and 0.703 inches maximum first shoulder
Rib Major Diameter
0.865 inches minimum and 0.875 inches maximum
Rib Length
0.046 inches minimum
Distance From Largest Diameter Of Bearing Surface Of Head To Ribs
0.078 inches maximum
Nominal Thread Diameter
0.750 inches
Thread Quantity Per Inch
16
Shoulder Shape
round first shoulder
Material
steel overall
Thread Series Designator
unf

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
3665386 Ribbed Shoulder Bolt
8380901 Ribbed Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-226-9276?
The FSCG of the NSN 5306-00-226-9276 is 5306
Does the NSN 5306-00-226-9276 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-226-9276 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 5306-00-226-9276 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-226-9276 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 5306-00-226-9276 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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