5305-01-371-7233

Find complete technical information, availability, and procurement data for: 5305-01-371-7233
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-371-7233

Item Name Code

06657

Assigment Date

02/21/1993 (33 years ago)

A rigid tubular item designed to direct the exhaust gases away from an engine, heater, or the like. For flexible items, see hose, metallic.

0.469 inches minimum and 0.500 inches maximum fastener length, right-hand thread direction, flat countersunk head style, 0.384 inches maximum 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: 0.384 inches maximum
Fastener Length: 0.469 inches minimum and 0.500 inches maximum
Head Style: flat countersunk
Head Diameter: 0.340 inches minimum and 0.385 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 60000 pounds per square inch
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1025 or steel comp 1026 or steel comp 1029 or steel comp 1030 or steel comp 1116 or steel comp 1117 or steel comp 1118 or steel comp 1119 or steel comp 1132
Screw Material Document And Classification: astm a29-79 assn std all material responses
Screw Surface Treatment: zinc and chromate
Screw Surface Treatment Document And Classification: astm b633-78 ty 2 assn std all treatment responses
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
MS51481-09	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-371-7233?

The FSCG of the NSN 5305-01-371-7233 is 5305

Does the NSN 5305-01-371-7233 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-371-7233 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 5305-01-371-7233 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-371-7233 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 5305-01-371-7233 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Sun, Feb 21, 1993