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5305-00-705-2271

Find complete technical information, availability, and procurement data for: 5305-00-705-2271

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5305-00-705-2271
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-705-2271
Item Name Code
06657
Assigment Date
01/01/1960 (66 years ago)

A device for connecting the ends of two shafts so that rotary motion of one shaft is transmitted to the other shaft. It is constructed to allow for slight misalignment of shafts both linear and angular.

0.376 inches minimum and 0.516 inches maximum thread length, 0.953 inches minimum and 1.000 inches maximum fastener length, 3a thread class, right-hand thread direction, flat countersunk head style

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
0.376 inches minimum and 0.516 inches maximum
Fastener Length
0.953 inches minimum and 1.000 inches maximum
Head Style
flat countersunk
Head Diameter
0.327 inches minimum and 0.385 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
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 8630 or steel comp 4037
Screw Material Document And Classification
mil-s-6050 mil spec 1st material response or ams 6300 assn std 2nd material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
qq-p-416,ty 2 cl 3 fed spec all treatment responses
Thread Series Designator
unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-174-0680 No Name Available 09/01/1982
5305-00-838-3945 No Name Available 07/05/1968

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
3MFR509-10R15 Machine Screw
5305PL0144635 Machine Screw
MS24694S57 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-705-2271?
The FSCG of the NSN 5305-00-705-2271 is 5305
Does the NSN 5305-00-705-2271 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-705-2271 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 5305-00-705-2271 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-705-2271 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 5305-00-705-2271 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

Professional Distribution

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