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5305-00-449-2240

Find complete technical information, availability, and procurement data for: 5305-00-449-2240

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5305-00-449-2240
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-449-2240
Item Name Code
36433
Assigment Date
05/20/1970 (56 years ago)

0.378 inches minimum and 0.444 inches maximum head height, 0.906 inches minimum and 0.938 inches maximum width between flats, hexagon head style, 0.605 inches minimum and 0.642 inches maximum first shoulder shoulder diameter, 8.000 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.

Fastener Length
8.000 inches nominal
Head Style
hexagon
Head Height
0.378 inches minimum and 0.444 inches maximum
Width Between Flats
0.906 inches minimum and 0.938 inches maximum
Shoulder Diameter
0.605 inches minimum and 0.642 inches maximum first shoulder
Shoulder Length
0.312 inches minimum first shoulder
Minimum Tensile Strength
55000 pounds per square inch
Hardness Rating
60.0 rockwell b minimum overall
Nonmachine Thread Style
gimlet point (type a, ab or ba)
Nonmachine Nominal Thread Diameter
0.625 inches
Shoulder Shape
round first shoulder
Material
steel overall
Material Document And Classification
ff-b-561,grade b fed spec single material response overall
Surface Treatment
zinc overall
Surface Treatment Document And Classification
astm a153 assn std single treatment response overall
Nondefinitive Spec/Std Data
1 type and 1 style and b grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-00-257-4166 No Name Available 07/30/1970
5306-00-266-1534 No Name Available 07/30/1970
5306-00-405-0592 No Name Available 08/11/1972

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
MS16992-610 Lag Screw

FAQs

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

What is the FSCG of the NSN 5305-00-449-2240?
The FSCG of the NSN 5305-00-449-2240 is 5305
Does the NSN 5305-00-449-2240 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-449-2240 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 5305-00-449-2240 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-449-2240 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 5305-00-449-2240 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Wed, May 20, 1970

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