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5305-00-452-4976

Find complete technical information, availability, and procurement data for: 5305-00-452-4976

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5305-00-452-4976
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-452-4976
Item Name Code
18257
Assigment Date
05/08/1970 (56 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

0.407 inches minimum and 0.477 inches maximum thread length, hexagon head style, right-hand thread direction, 3a thread class, 0.700 inches minimum and 0.740 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
0.407 inches minimum and 0.477 inches maximum
Fastener Length
0.700 inches minimum and 0.740 inches maximum
Head Style
hexagon
Head Height
0.105 inches minimum and 0.115 inches maximum
Width Between Flats
0.339 inches minimum and 0.344 inches maximum
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Material
steel corrosion resisting overall
Material Document And Classification
s.80 fscm k7766 national spec single material response overall
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Below is a list of NSNs that have been officially superseded by this NSN: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
5306-00-097-7327 No Name Available 02/01/1989
5306-01-132-5185 No Name Available 06/01/1991

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
79800670004 Hexagon Head Cap Screw
99-9482012 Hexagon Head Cap Screw
A104-2D Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-452-4976?
The FSCG of the NSN 5305-00-452-4976 is 5305
Does the NSN 5305-00-452-4976 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-452-4976 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 5305-00-452-4976 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-452-4976 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 5305-00-452-4976 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Fri, May 8, 1970

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