5305-01-494-0193

Find complete technical information, availability, and procurement data for: 5305-01-494-0193
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-494-0193

Item Name Code

06657

Assigment Date

01/29/2002 (24 years ago)

A flexible, nonmetallic item designed to prevent entry of dust, moisture and other contaminants into critical areas around shafts, levers, electrical wires and hoses. Sealing may be either static or dynamic. The item may include mounting hardware (support plates, clamps and the like). Excludes:bellows, protection; grommet, nonmetallic; and cable nipple, electrical. See also cap, electrical; cap, protective, dust and moisture seal; and shield, electrical connector.

right-hand thread direction, 0.438 inches nominal thread length, 3a thread class, flat top elevator head style, 2.094 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: 3a
Thread Direction: right-hand
Thread Length: 0.438 inches nominal
Fastener Length: 2.094 inches nominal
Head Style: flat top elevator
Head Diameter: 0.319 inches minimum and 0.332 inches maximum
Internal Drive Style: cross recess type ii
End Item Identification: mk 104 mod 3
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Countersink Angle: 0.990 degrees minimum and 0.101 degrees maximum
Screw Material: steel comp 302 and steel comp 303 and steel comp 304 and steel comp 305 and steel comp 316
Screw Material Document And Classification: fed-std-66 fed std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
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
MS24694-C30	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-494-0193?

The FSCG of the NSN 5305-01-494-0193 is 5305

Does the NSN 5305-01-494-0193 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-494-0193 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 5305-01-494-0193 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-494-0193 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 5305-01-494-0193 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Tue, Jan 29, 2002