A78325-5H-8P

View detailed technical data, stock status, and sourcing information for: A78325-5H-8P
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-356-3184

Item Name Code

15903

Assigment Date

04/02/1992 (34 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

3a thread class, 0.589 inches minimum thread length, spline extended washer head style, right-hand thread direction, 1.074 inches minimum and 1.104 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: 0.589 inches minimum
Fastener Length: 1.074 inches minimum and 1.104 inches maximum
Head Style: spline extended washer
Head Height: 0.302 inches minimum and 0.322 inches maximum
Extended Washer Diameter: 0.575 inches minimum and 0.585 inches maximum
Extended Washer Thickness: 0.035 inches minimum and 0.055 inches maximum
Hole Diameter: 0.050 inches minimum and 0.060 inches maximum
Grip Diameter: 0.311 inches minimum and 0.312 inches maximum
Head Minor Diameter: 0.383 inches minimum and 0.389 inches maximum
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.490 inches minimum and 0.510 inches maximum
Hole Quantity: 4
Hole Type: drilled
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 220000 pounds per square inch
Hole Configuration Style: spline
Surface Finish: 32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches all shoulders
Material: nickel alloy 718 overall
Material Document And Classification: ams5662 assn std single material response or ams5663 assn std single material response overall
Surface Treatment: chromate and cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec all treatment responses 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
A78325-5H-8P	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-356-3184?

The FSCG of the NSN 5306-01-356-3184 is 5306

Does the NSN 5306-01-356-3184 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5306-01-356-3184 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 5306-01-356-3184 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-356-3184 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 5306-01-356-3184 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Apr 2, 1992