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5305-01-337-7457

Find complete technical information, availability, and procurement data for: 5305-01-337-7457

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5305-01-337-7457
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-337-7457
Item Name Code
06657
Assigment Date
04/21/1991 (35 years ago)

An insulating panel upon which completely processed electrical conductor paths are deposited, etched, or printed in various patterns to provide or complete a circuit between two or more points. It may provide contacts for plug-in connecting facilities. It may be designed for panel or chassis mounting, or for insertion into a connector, receptacle, electrical. For items containing printed electronic components, see printed circuit board. For items containing separately manufactured electronic components, see circuit card assembly. For items consisting only of electrical conductor paths and two or more connectors, see backplane assembly.

0.975 inches minimum and 1.093 inches maximum thread length, 1.046 inches minimum and 1.093 inches maximum fastener length, 3a thread class, dished hexagon 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
0.975 inches minimum and 1.093 inches maximum
Fastener Length
1.046 inches minimum and 1.093 inches maximum
Head Style
dished hexagon
Head Height
0.125 inches minimum and 0.140 inches maximum
Width Between Flats
0.367 inches minimum and 0.376 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
28
Minimum Tensile Strength
160000 pounds per square inch
Screw Material
steel comp e4340 or steel comp 8740
Screw Material Document And Classification
mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 1st material response or ams 6322 assn std 2nd material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
qq-p-416,ty2 cl2 fed spec single treatment response
Bearing Surface Of Head Surface Finish
63.0 microinches
Shank Surface Finish
32.0 microinches
Thread Surface Finish
32.0 microinches
Thread Series Designator
unjf
Specification/Standard Data
80205-nas1801 professional/industrial association standard

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
NAS1801-4-17 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-337-7457?
The FSCG of the NSN 5305-01-337-7457 is 5305
Does the NSN 5305-01-337-7457 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-337-7457 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 5305-01-337-7457 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-337-7457 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 5305-01-337-7457 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Sun, Apr 21, 1991

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