AIC763-4H21

View detailed technical data, stock status, and sourcing information for: AIC763-4H21
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-249-4177

Item Name Code

15903

Assigment Date

02/11/1987 (39 years ago)

0.443 inches minimum and 0.493 inches maximum thread length, spline extended washer head style, right-hand thread direction, 3a thread class, 1.765 inches minimum and 1.795 inches maximum fastener 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: 0.443 inches minimum and 0.493 inches maximum
Fastener Length: 1.765 inches minimum and 1.795 inches maximum
Head Style: spline extended washer
Head Height: 0.204 inches minimum and 0.224 inches maximum
Width Between Flats: 0.297 inches minimum and 0.312 inches maximum
Extended Washer Diameter: 0.460 inches minimum and 0.470 inches maximum
Extended Washer Thickness: 0.026 inches minimum and 0.046 inches maximum
Hole Diameter: 0.032 inches minimum and 0.042 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.302 inches minimum and 1.322 inches maximum
Hole Quantity: 4
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Hole Configuration Style: spline
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec 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
122897-4H21	Shear Bolt
AIC763-4H21	Shear Bolt
GS1032-4H21	Shear Bolt
MB156-4H21	Shear Bolt
PBF1267-4H21	Shear Bolt
S343-4H21	Shear Bolt
ST3M753-4H21	Shear Bolt
VFK600-4H21	Shear Bolt
VS3190-4H21	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-249-4177?

The FSCG of the NSN 5306-01-249-4177 is 5306

Does the NSN 5306-01-249-4177 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-249-4177 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 5306-01-249-4177 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-249-4177 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 5306-01-249-4177 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Feb 11, 1987