7S37-4-11

View detailed technical data, stock status, and sourcing information for: 7S37-4-11
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-486-2534

Item Name Code

29294

Assigment Date

06/09/1969 (57 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

0.290 inches minimum and 0.340 inches maximum thread length, 3a thread class, right-hand thread direction, flat countersunk head style, 0.988 inches minimum and 1.018 inches maximum fastener 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: 0.290 inches minimum and 0.340 inches maximum
Fastener Length: 0.988 inches minimum and 1.018 inches maximum
Head Style: flat countersunk
Head Diameter: 0.362 inches minimum and 0.394 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.678 inches minimum and 0.698 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 100.0 degrees nominal
Distance From Head Largest Bearing Surface To Shank Hole Center: 0.872 inches minimum and 0.902 inches maximum first hole
Material: steel comp 4130 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response 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
7S37-4-11	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-486-2534?

The FSCG of the NSN 5305-00-486-2534 is 5305

Does the NSN 5305-00-486-2534 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-486-2534 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 5305-00-486-2534 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-486-2534 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 5305-00-486-2534 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Mon, Jun 9, 1969