5305-01-306-2898

Find complete technical information, availability, and procurement data for: 5305-01-306-2898
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-306-2898

Item Name Code

06657

Assigment Date

08/21/1989 (36 years ago)

right-hand thread direction, watertight head style, 0.532 inches minimum and 0.625 inches maximum thread length, 0.594 inches minimum and 0.625 inches maximum fastener length, 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: 0.532 inches minimum and 0.625 inches maximum
Fastener Length: 0.594 inches minimum and 0.625 inches maximum
Head Style: watertight
Head Diameter: 0.265 inches minimum and 0.270 inches maximum
Head Height: 0.088 inches minimum and 0.102 inches maximum
Locking Feature: patch
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Screw Material: iron alloy 660
Locking Feature Material: plastic polyamide (nylon)
Screw Material Document And Classification: ams 5737 assn std single material response
Locking Feature Material Document And Classification: mil-f-18240 mil spec single material response
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response
Bearing Surface Of Head Surface Finish: 32.0 microinches
Shank Surface Finish: 32.0 microinches
Thread Surface Finish: 32.0 microinches
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1191 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
NAS1191E08P10BH	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-306-2898?

The FSCG of the NSN 5305-01-306-2898 is 5305

Does the NSN 5305-01-306-2898 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-306-2898 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 5305-01-306-2898 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-306-2898 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 5305-01-306-2898 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Mon, Aug 21, 1989