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5305-00-721-8010

Find complete technical information, availability, and procurement data for: 5305-00-721-8010

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5305-00-721-8010
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-721-8010
Item Name Code
18257
Assigment Date
01/01/1963 (63 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.

0.750 inches minimum and 0.938 inches maximum thread length, right-hand thread direction, 2.000 inches nominal fastener length, 2a thread class, hexagon 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
2a
Thread Direction
right-hand
Thread Length
0.750 inches minimum and 0.938 inches maximum
Fastener Length
2.000 inches nominal
Head Style
hexagon
Head Height
0.150 inches minimum and 0.163 inches maximum
Width Between Flats
0.428 inches minimum and 0.438 inches maximum
End Item Identification
rg-33 mrap
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
20
Minimum Tensile Strength
80000 pounds per square inch
Material
steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification
66 fed std all material responses overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-052-6455 No Name Available 12/16/1968
5305-00-622-9235 No Name Available 12/01/1982
5305-01-181-8087 No Name Available 08/01/1988
5305-01-222-9051 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
0419-395 Hexagon Head Cap Screw
2078+2414+001 Hexagon Head Cap Screw
330C889A4020D32 Hexagon Head Cap Screw
420-0006-34 Hexagon Head Cap Screw
8599267-427 Hexagon Head Cap Screw
MS35307-314 Hexagon Head Cap Screw
PWA38100-1 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-721-8010?
The FSCG of the NSN 5305-00-721-8010 is 5305
Does the NSN 5305-00-721-8010 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-721-8010 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 5305-00-721-8010 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-721-8010 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 5305-00-721-8010 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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