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5305-01-331-7566

Find complete technical information, availability, and procurement data for: 5305-01-331-7566

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5305-01-331-7566
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-331-7566
Item Name Code
16282
Assigment Date
12/27/1990 (35 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, 1.085 inches minimum and 1.125 inches maximum fastener length, 1.042 inches nominal thread length, flat chamfer head style, 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
1.042 inches nominal
Fastener Length
1.085 inches minimum and 1.125 inches maximum
Head Style
flat chamfer
Head Diameter
0.550 inches minimum and 0.562 inches maximum
Head Height
0.368 inches minimum and 0.375 inches maximum
Hole Diameter
0.061 inches minimum and 0.067 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.375 inches
Width Across Flats
0.312 inches minimum and 0.316 inches maximum
Hole Quantity
6
Hole Type
drilled
Thread Quantity Per Inch
24
Minimum Tensile Strength
80000 pounds per square inch
Hardness Rating
80.0 rockwell c minimum overall
Minimum Yield Strength
30000 pounds per square inch
Hole Configuration Style
round internal hexagon
Material
steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
astm a 380 assn std single treatment response overall
Thread Series Designator
unrf
Specification/Standard Data
80205-nas1351 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
NAS1351C6H18 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-331-7566?
The FSCG of the NSN 5305-01-331-7566 is 5305
Does the NSN 5305-01-331-7566 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-331-7566 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 5305-01-331-7566 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-331-7566 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 5305-01-331-7566 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Thu, Dec 27, 1990

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