379B1

View detailed technical data, stock status, and sourcing information for: 379B1

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379B1
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-752-1391
Item Name Code
06672
Assigment Date
01/01/1962 (64 years ago)

0.609 inches minimum thread length, square head style, 1.047 inches nominal fastener length, right-hand thread direction, 3a 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
3a
Thread Direction
right-hand
Thread Length
0.609 inches minimum
Fastener Length
1.047 inches nominal
Head Style
square
Head Height
0.328 inches nominal
Width Between Flats
0.438 inches nominal
Hole Diameter
0.094 inches nominal
Point Length
0.438 inches nominal
Point Style
flat
Internal Drive Style
w/o internal drive
Nominal Thread Diameter
0.438 inches
Hole Quantity
2
Hole Type
drilled
Thread Quantity Per Inch
20
Hardness Rating
40.0 rockwell c minimum and 50.0 rockwell c maximum overall
Hole Configuration Style
square longitudinal hole
Point Chamfer Angle
30.0 degrees minimum and 31.0 degrees maximum
Material
steel comp 3140h or steel comp 4042h or steel comp 4140 overall
Thread Series Designator
unf

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
379B1 Setscrew
5305007521391 Setscrew
7521391 Setscrew
913696 Setscrew
99031R1 Setscrew
KC5124 Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-752-1391?
The FSCG of the NSN 5305-00-752-1391 is 5305
Does the NSN 5305-00-752-1391 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-752-1391 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 5305-00-752-1391 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-752-1391 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 5305-00-752-1391 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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