CS103

View detailed technical data, stock status, and sourcing information for: CS103
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-810-6621

Item Name Code

01852

Assigment Date

01/01/1963 (63 years ago)

0.250 inches minimum thread length, 2a thread class, right-hand thread direction, knurled no. 1 head style, 0.978 inches nominal 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: 0.250 inches minimum
Fastener Length: 0.978 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.312 inches nominal
Head Height: 0.334 inches nominal
First Diameter From Head: 0.120 inches nominal
Second Diameter From Head: 0.164 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.556 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 0.728 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 1
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-791-7810	No Name Available	09/29/1969

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
10049354-2	Externally Relieved Body Screw
200AS132-832-16	Externally Relieved Body Screw
209-1032-39	Externally Relieved Body Screw
209-1032-45	Externally Relieved Body Screw
209-1032P39	Externally Relieved Body Screw
2091032P39	Externally Relieved Body Screw
4522943-12	Externally Relieved Body Screw
4522943-4	Externally Relieved Body Screw
6110-SS-0832-7	Externally Relieved Body Screw
6110SS0832	Externally Relieved Body Screw
CS103	Externally Relieved Body Screw
GS553AK0832-16	Externally Relieved Body Screw
GS553K08-8	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-810-6621?

The FSCG of the NSN 5305-00-810-6621 is 5305

Does the NSN 5305-00-810-6621 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-810-6621 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 5305-00-810-6621 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-810-6621 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 5305-00-810-6621 was assigned to the Federal Catalog?

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