5305-01-198-8195

Find complete technical information, availability, and procurement data for: 5305-01-198-8195
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-198-8195

Item Name Code

16282

Assigment Date

01/14/1985 (41 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.774 inches minimum and 0.875 inches maximum thread length, flat chamfer head style, right-hand thread direction, 3a thread class, 1.119 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: 0.774 inches minimum and 0.875 inches maximum
Fastener Length: 1.119 inches nominal
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Hole Diameter: 0.047 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.187 inches nominal
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 28
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Hole Configuration Style: round
Material: steel overall
Material Document And Classification: ff-s-86 fed spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec single treatment response overall
Thread Series Designator: unrf

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
090-45100C40-28	Socket Head Cap Screw
A01408-114	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-198-8195?

The FSCG of the NSN 5305-01-198-8195 is 5305

Does the NSN 5305-01-198-8195 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-198-8195 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 5305-01-198-8195 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-198-8195 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 5305-01-198-8195 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Jan 14, 1985