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5305-00-680-6355

Find complete technical information, availability, and procurement data for: 5305-00-680-6355

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5305-00-680-6355
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-680-6355
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

3a thread class, 1.878 inches minimum and 2.000 inches maximum thread length, right-hand thread direction, 1.940 inches minimum and 2.000 inches maximum fastener length, pan 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
1.878 inches minimum and 2.000 inches maximum
Fastener Length
1.940 inches minimum and 2.000 inches maximum
Head Style
pan
Head Diameter
0.357 inches minimum and 0.373 inches maximum
Head Height
0.122 inches minimum and 0.133 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum
Screw Material
steel comp 8630
Screw Material Document And Classification
mil-s-6050 mil spec single material response or an-s-9 mil std single material response
Screw Surface Treatment
cadmium
Screw Surface Treatment Document And Classification
qq-p-416,ty 1,cl 3 fed spec single treatment response
Thread Series Designator
unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-633-5566 No Name Available 07/11/1969

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
NAS603-32 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-680-6355?
The FSCG of the NSN 5305-00-680-6355 is 5305
Does the NSN 5305-00-680-6355 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-680-6355 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 5305-00-680-6355 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-680-6355 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 5305-00-680-6355 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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