5305-00-275-3555

Find complete technical information, availability, and procurement data for: 5305-00-275-3555
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-275-3555

Item Name Code

29294

Assigment Date

08/04/1973 (53 years ago)

0.890 inches minimum and 0.937 inches maximum fastener length, flat countersunk head style, 0.505 inches minimum and 0.572 inches maximum thread length, right-hand thread direction, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.505 inches minimum and 0.572 inches maximum
Fastener Length: 0.890 inches minimum and 0.937 inches maximum
Head Style: flat countersunk
Head Diameter: 0.629 inches minimum and 0.634 inches maximum
Grip Diameter: 0.3115 inches minimum and 0.3120 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.365 inches minimum and 0.385 inches maximum
Thread Quantity Per Inch: 24
Hardness Rating: 24.0 rockwell c minimum and 44.0 rockwell c maximum overall
Countersink Angle: 100.0 degrees nominal
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Thread Series Designator: unf

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
3M123-5-6	Close Tolerance Screw
54291-5-6	Close Tolerance Screw
HT1029A5-6	Close Tolerance Screw
HT123-5-6	Close Tolerance Screw
HT5N6	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-275-3555?

The FSCG of the NSN 5305-00-275-3555 is 5305

Does the NSN 5305-00-275-3555 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-275-3555 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 5305-00-275-3555 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-275-3555 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 5305-00-275-3555 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sat, Aug 4, 1973