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5305-01-408-2471

Find complete technical information, availability, and procurement data for: 5305-01-408-2471

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5305-01-408-2471
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-408-2471
Item Name Code
18257
Assigment Date
01/28/1988 (38 years ago)

A rigid or flexible tubing having other than uniform fabricated shapes or forms. It is specifically designed to prevent any undesirable flow of current between conductors or between conductors and other objects. Includes shrinkable type items. Excludes:items not having rated electrical characteristics. Also excludes:bushing, sleeve; cable nipple, electrical; and insulation sleeving, electrical.

right-hand thread direction, hexagon head style, 1.688 inches minimum and 1.750 inches maximum fastener length, 1.126 inches minimum and 1.314 inches maximum thread length, 2a 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
2a
Thread Direction
right-hand
Thread Length
1.126 inches minimum and 1.314 inches maximum
Fastener Length
1.688 inches minimum and 1.750 inches maximum
Head Style
hexagon
Head Height
0.272 inches minimum and 0.291 inches maximum
Width Between Flats
0.612 inches minimum and 0.625 inches maximum
Hole Diameter
0.0605 inches minimum and 0.0685 inches maximum
Nominal Thread Diameter
0.438 inches
Hole Quantity
1
Hole Type
drilled
Thread Quantity Per Inch
20
Minimum Tensile Strength
150000 pounds per square inch
Hardness Rating
32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Hole Configuration Style
hexagon flats
Surface Finish
63.0 microinches threads
Material
steel overall
Material Document And Classification
saej429 grade 8 assn std single material response overall
Surface Treatment
zinc and chromate overall
Surface Treatment Document And Classification
astm b633 ty 2 sc 3 assn std single treatment response overall
Thread Series Designator
unf
Nondefinitive Spec/Std Data
2 type and 10p style and 8 grade

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
B1821BH044F175D Hexagon Head Cap Screw
MS18153-89 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-408-2471?
The FSCG of the NSN 5305-01-408-2471 is 5305
Does the NSN 5305-01-408-2471 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-408-2471 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 5305-01-408-2471 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-408-2471 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 5305-01-408-2471 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Thu, Jan 28, 1988

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