5305-01-421-1864

Find complete technical information, availability, and procurement data for: 5305-01-421-1864
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-421-1864

Item Name Code

16282

Assigment Date

11/03/1995 (30 years ago)

A straight nonfluid fitting with wrenching facilities on one end and external threads, other than pipe or hose series, on the other end. It has an unthreaded through hole in its axis which may be countersunk and/or counterbored on one or both ends. It is designed to accommodate a shaft, or the like, or used to reinforce a hole in a bulkhead, or the like. For similar items specifically designed for use in a stuffing box, see packing nut. For nonfluid items with an internal thread, see insert, screw thread; or adapter bushing. Excludes:reducer, boss; and items designed to accommodate a tube or tube fitting.

0.750 inches nominal fastener length, right-hand thread direction, flat countersunk head style, pellet threads locking feature, hexagon internal drive style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Fastener Length: 0.750 inches nominal
Head Style: flat countersunk
Locking Feature: pellet threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Part Name Assigned By Controlling Agency: screw,cap,socket head
Material: steel fastener
Material Document And Classification: sae j429 gr 8 assn std single material response fastener
Surface Treatment: cadmium fastener
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
SC-289	Socket Head Cap Screw
SC-289-1	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-421-1864?

The FSCG of the NSN 5305-01-421-1864 is 5305

Does the NSN 5305-01-421-1864 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-421-1864 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 5305-01-421-1864 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-421-1864 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 5305-01-421-1864 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Nov 3, 1995