68841

View detailed technical data, stock status, and sourcing information for: 68841
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-183-5621

Item Name Code

06657

Assigment Date

07/07/1984 (42 years ago)

An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. For items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. Excludes:doorknob; and handle (as modified).

2a thread class, right-hand thread direction, 0.309 inches minimum and 0.414 inches maximum thread length, flat countersunk head style, 0.407 inches minimum and 0.454 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: 2a
Thread Direction: right-hand
Thread Length: 0.309 inches minimum and 0.414 inches maximum
Fastener Length: 0.407 inches minimum and 0.454 inches maximum
Head Style: flat countersunk
Head Diameter: 0.207 inches minimum and 0.225 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: steel
Screw Material Document And Classification: sae assn std all material 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
68841	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-183-5621?

The FSCG of the NSN 5305-01-183-5621 is 5305

Does the NSN 5305-01-183-5621 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-183-5621 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 5305-01-183-5621 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-183-5621 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 5305-01-183-5621 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Jul 7, 1984