10113251-4

View detailed technical data, stock status, and sourcing information for: 10113251-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-870-3786

Item Name Code

06673

Assigment Date

01/01/1962 (64 years ago)

An item having one fixed gear and one free gear, both having the same complement of spur gear teeth, mounted on a common hub. The free gear is attached to the fixed gear by springs and operates as one gear. Upon installation with the mating gear, the teeth of the free moving gear are preset to mesh with teeth other than those of the fixed gear. This spring tension between the fixed gear and the free gear eliminates any free motion between the driver and the driven gear. The gear is used where identical and accurate transmitted motion between gears is required.

1.212 inches nominal fastener length, right-hand thread direction, 2a thread class, 0.312 inches maximum thread length, knurled no. 4 head style

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: 0.312 inches maximum
Fastener Length: 1.212 inches nominal
Head Style: knurled no. 4
Head Diameter: 0.500 inches nominal
Head Height: 0.600 inches nominal
Point Length: 0.188 inches nominal
Point Diameter: 0.175 inches nominal
Point Style: cone
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Point Chamfer Angle: 85.0 degrees minimum and 95.0 degrees maximum
Special Features: 0.078 in. slot thru center of head to depth of 0.094 in.
Material: steel comp 303 overall
Material Document And Classification: qq-s-763 fed spec single material response overall
Surface Treatment: passivate overall
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
10113251-4	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-00-870-3786?

The FSCG of the NSN 5305-00-870-3786 is 5305

Does the NSN 5305-00-870-3786 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-870-3786 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 5305-00-870-3786 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-870-3786 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 5305-00-870-3786 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962