3M1263-6-26

View detailed technical data, stock status, and sourcing information for: 3M1263-6-26
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-541-5259

Item Name Code

27851

Assigment Date

06/29/2006 (20 years ago)

A preformed metallic or nonmetallic sheet of various shapes and contours which is used as a segment of the covering of an airframe. It may be predrilled to facilitate mounting. Excludes:cloth, airplane

0.614 inches nominal thread length, 2.239 inches nominal fastener length, 3a thread class, spline extended washer head style, right-hand thread direction

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: 0.614 inches nominal
Fastener Length: 2.239 inches nominal
Head Style: spline extended washer
Head Height: 0.337 inches nominal
Extended Washer Diameter: 0.696 inches nominal
Extended Washer Thickness: 0.054 inches nominal
Grip Diameter: 0.374 inches nominal
Head Minor Diameter: 0.438 inches nominal
End Item Identification: fighter aircraft (f18 e/f); arr list code
Nominal Thread Diameter: 0.375 inches
Grip Length: 1.625 inches nominal
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 20900 pounds per square inch
Part Name Assigned By Controlling Agency: inavy: bolt, machine; dwg: bolt - close tolerance, spline drive, flange head (145 ksi fsu) cres
Special Features: non-drilled shank; wrenching element no. 14
Material: steel corrosion resisting overall
Material Document And Classification: m+35 +34 asm 5758 or asm 5844 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: ams-qq-p-35 assn std single treatment response overall
Thread Series Designator: unjf

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
3M1263-6-26	Close Tolerance Bolt
93784-6-26	Close Tolerance Bolt
PBF1626-6-26	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-541-5259?

The FSCG of the NSN 5306-01-541-5259 is 5306

Does the NSN 5306-01-541-5259 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-541-5259 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 5306-01-541-5259 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-541-5259 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 5306-01-541-5259 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Thu, Jun 29, 2006