STD2180E80

View detailed technical data, stock status, and sourcing information for: STD2180E80
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-471-6652

Item Name Code

29294

Assigment Date

05/08/1970 (56 years ago)

1.040 inches nominal fastener length, 0.240 inches nominal thread length, right-hand thread direction, flat countersunk head style, 3a thread class

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: 0.240 inches nominal
Fastener Length: 1.040 inches nominal
Head Style: flat countersunk
Head Diameter: 0.452 inches minimum and 0.510 inches maximum
Grip Diameter: 0.2495 inches minimum and 0.2504 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.800 inches nominal
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: titanium alloy overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: std.2167 cagec k0289 mfr ref single treatment response 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
99-6038831	Close Tolerance Screw
STD2180E80	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-471-6652?

The FSCG of the NSN 5305-00-471-6652 is 5305

Does the NSN 5305-00-471-6652 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-00-471-6652 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 5305-00-471-6652 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-471-6652 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 5305-00-471-6652 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, May 8, 1970