LS15237-9

View detailed technical data, stock status, and sourcing information for: LS15237-9
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-505-3291

Item Name Code

29294

Assigment Date

07/20/1974 (52 years ago)

An item which permits a transmitter and receiver to operate on the same frequency with a single transmission line and/or antenna. It effects a mismatch in the receiver section when the transmitter is operating and restores matching when the transmitter is quiescent. See also blanker (as modified); and diplexer.

flat countersunk head style, 0.350 inches minimum and 0.400 inches maximum thread length, 0.922 inches minimum and 0.952 inches maximum fastener 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: 0.350 inches minimum and 0.400 inches maximum
Fastener Length: 0.922 inches minimum and 0.952 inches maximum
Head Style: flat countersunk
Head Diameter: 0.429 inches minimum and 0.477 inches maximum
Grip Diameter: 0.3110 inches minimum and 0.3120 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp e4340 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec all treatment responses overall
Thread Series Designator: unjf

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
LS15237-5-9	Close Tolerance Screw
LS15237-9	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-505-3291?

The FSCG of the NSN 5305-00-505-3291 is 5305

Does the NSN 5305-00-505-3291 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-505-3291 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 5305-00-505-3291 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-505-3291 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 5305-00-505-3291 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sat, Jul 20, 1974