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5305-00-079-7963

Find complete technical information, availability, and procurement data for: 5305-00-079-7963

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5305-00-079-7963
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-079-7963
Item Name Code
06657
Assigment Date
01/01/1960 (66 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

3a thread class, 0.573 inches minimum and 0.734 inches maximum thread length, flat countersunk head style, right-hand thread direction, 2.266 inches minimum and 2.312 inches maximum fastener length

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
0.573 inches minimum and 0.734 inches maximum
Fastener Length
2.266 inches minimum and 2.312 inches maximum
Head Style
flat countersunk
Head Diameter
0.686 inches minimum and 0.762 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.375 inches
Thread Quantity Per Inch
24
Minimum Tensile Strength
125000 pounds per square inch
Hardness Rating
26.0 rockwell c minimum and 32.0 rockwell c maximum
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
steel comp 8740 or steel comp 8630
Screw Material Document And Classification
mil-s-6049 mil spec 1st material response or mil-s-6050 mil spec 2nd material response
Screw Surface Treatment
cadmium
Screw Surface Treatment Document And Classification
qq-p-416,type 2,class 3 fed spec single treatment response
Thread Series Designator
unf

Related Parts

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Part Number Name
AN509-616R35 Machine Screw
MS24694S211 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-079-7963?
The FSCG of the NSN 5305-00-079-7963 is 5305
Does the NSN 5305-00-079-7963 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-079-7963 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 5305-00-079-7963 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-079-7963 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 5305-00-079-7963 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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