548027

View detailed technical data, stock status, and sourcing information for: 548027

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548027
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-054-8027
Item Name Code
15939
Assigment Date
01/01/1963 (63 years ago)

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

right-hand thread direction, 3.250 inches nominal fastener length, button head style, 0.875 inches minimum thread length, 2a thread class

Product Characteristics

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

Thread Class
2a
Thread Direction
right-hand
Thread Length
0.875 inches minimum
Fastener Length
3.250 inches nominal
Head Style
button
Head Diameter
0.688 inches nominal
Head Height
0.156 inches nominal
Neck Length
0.156 inches minimum and 0.187 inches maximum
Nominal Thread Diameter
0.313 inches
Features Provided
square nut
Thread Quantity Per Inch
18
Minimum Tensile Strength
55 pounds per square inch
Hardness Rating
95.0 rockwell b maximum overall
Neck Width
0.307 inches minimum and 0.324 inches maximum
Material
steel overall
Material Document And Classification
qq-s-633,canc fed spec single material response overall
Surface Treatment
cadmium or zinc overall
Thread Series Designator
unc

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
548027 Square Neck Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-054-8027?
The FSCG of the NSN 5306-00-054-8027 is 5306
Does the NSN 5306-00-054-8027 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-054-8027 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 5306-00-054-8027 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-00-054-8027 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 5306-00-054-8027 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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