5305-01-254-4190

Find complete technical information, availability, and procurement data for: 5305-01-254-4190
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-254-4190

Item Name Code

33044

Assigment Date

05/05/1987 (39 years ago)

A combination of items used in sealing various rotary shaft equipment. It may include items such as bellows, disk, drive ring, flexible diaphragm, mating ring, o-ring, retainer, seat, sleeve, washer, and the like. Excludes:seal,plain encased.

0.125 inches minimum and 0.155 inches maximum thread length, 0.270 inches minimum and 0.300 inches maximum fastener length, 3a thread class, flat chamfer head style, right-hand thread direction

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: 0.125 inches minimum and 0.155 inches maximum
Fastener Length: 0.270 inches minimum and 0.300 inches maximum
Head Style: flat chamfer
Head Diameter: 0.204 inches minimum and 0.234 inches maximum
Head Height: 0.095 inches minimum and 0.125 inches maximum
Internal Drive Style: hexagon
Material Accommodated Thickness: 0.031 inches minimum and 0.062 inches maximum
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.094 inches minimum and 0.095 inches maximum
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 160000 pounds per square inch
Material: iron alloy 660 fastener
Material: steel comp 304 stand-off
Material Document And Classification: ams5732 assn std single material response fastener
Material Document And Classification: qq-s-763 fed spec single material response stand-off
Surface Treatment: passivate fastener
Surface Treatment: passivate stand-off
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response fastener
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response stand-off
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
10113597	Panel Screw Assembly
CS3038HS-04-1-1	Panel Screw Assembly
FT1274-001	Panel Screw Assembly
FT1274-1	Panel Screw Assembly
H910057-001C	Panel Screw Assembly
HLDB7900-4-A-1	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-254-4190?

The FSCG of the NSN 5305-01-254-4190 is 5305

Does the NSN 5305-01-254-4190 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-254-4190 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 5305-01-254-4190 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-254-4190 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 5305-01-254-4190 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, May 5, 1987