5305-01-308-9975

Find complete technical information, availability, and procurement data for: 5305-01-308-9975
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-308-9975

Item Name Code

29294

Assigment Date

10/08/1989 (36 years ago)

flat countersunk head style, 0.888 inches minimum and 0.918 inches maximum fastener length, 3a thread class, right-hand thread direction, 0.403 inches nominal thread 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: 0.403 inches nominal
Fastener Length: 0.888 inches minimum and 0.918 inches maximum
Head Style: flat countersunk
Head Diameter: 0.5066 inches nominal
Grip Diameter: 0.2485 inches minimum and 0.2490 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.490 inches minimum and 0.510 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp 4140 overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty ii,cl 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1580 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
NAS1580A4T8X	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-308-9975?

The FSCG of the NSN 5305-01-308-9975 is 5305

Does the NSN 5305-01-308-9975 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-308-9975 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 5305-01-308-9975 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-308-9975 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 5305-01-308-9975 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sun, Oct 8, 1989