5305-00-272-1866

Find complete technical information, availability, and procurement data for: 5305-00-272-1866
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-272-1866

Item Name Code

22846

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

1.125 inches nominal fastener length, 3a thread class, right-hand thread direction, flat chamfer head style, 0.400 inches minimum and 0.420 inches maximum thread 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: 0.400 inches minimum and 0.420 inches maximum
Fastener Length: 1.125 inches nominal
Head Style: flat chamfer
Head Diameter: 0.490 inches minimum and 0.510 inches maximum
Head Height: 0.125 inches nominal
Shoulder Diameter: 0.312 inches nominal second shoulder
Shoulder Diameter: 0.372 inches minimum first shoulder
Shoulder Length: 0.315 inches nominal first shoulder
Shoulder Length: 0.344 inches nominal second shoulder
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Shoulder Shape: round first shoulder
Material: copper alloy 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
2547PC7	Shoulder Screw
345587PC7	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-272-1866?

The FSCG of the NSN 5305-00-272-1866 is 5305

Does the NSN 5305-00-272-1866 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-272-1866 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 5305-00-272-1866 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-272-1866 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 5305-00-272-1866 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963