5305-01-048-6098

Find complete technical information, availability, and procurement data for: 5305-01-048-6098
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-048-6098

Item Name Code

29294

Assigment Date

09/29/1977 (48 years ago)

3a thread class, 1.312 inches minimum and 1.359 inches maximum fastener length, 0.427 inches minimum and 0.494 inches maximum thread length, flat countersunk 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: 0.427 inches minimum and 0.494 inches maximum
Fastener Length: 1.312 inches minimum and 1.359 inches maximum
Head Style: flat countersunk
Head Diameter: 0.662 inches minimum and 0.668 inches maximum
Grip Diameter: 0.4360 inches minimum and 0.4370 inches maximum
Shank Unthreaded Hole Diameter: 0.096 inches minimum and 0.116 inches maximum first hole
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.438 inches
Grip Length: 0.865 inches minimum and 0.885 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Countersink Angle: 100.0 degrees nominal
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.204 inches nominal first hole
Surface Finish: 32.0 microinches grip
Material: steel comp e4340 or steel comp 4340 or steel comp 4140 or steel comp 8740 overall
Surface Treatment: cadmium and chromate or cadmium overall
Thread Series Designator: unjf
Specification/Standard Data: 76823-51b58 professional/industrial association standard

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
51B581-7-14H	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-048-6098?

The FSCG of the NSN 5305-01-048-6098 is 5305

Does the NSN 5305-01-048-6098 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-048-6098 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 5305-01-048-6098 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-048-6098 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 5305-01-048-6098 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Thu, Sep 29, 1977