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5305-00-297-7481

Find complete technical information, availability, and procurement data for: 5305-00-297-7481

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5305-00-297-7481
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-297-7481
Item Name Code
18257
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

hexagon head style, 5.000 inches nominal fastener length, right-hand thread direction, 3a thread class, 1.500 inches minimum and 1.638 inches maximum thread 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
1.500 inches minimum and 1.638 inches maximum
Fastener Length
5.000 inches nominal
Head Style
hexagon
Head Height
0.378 inches minimum and 0.403 inches maximum
Width Between Flats
0.922 inches minimum and 0.938 inches maximum
Nominal Thread Diameter
0.625 inches
Thread Quantity Per Inch
18
Minimum Tensile Strength
64000 pounds per square inch
Hardness Rating
100.0 rockwell b maximum overall
Minimum Yield Strength
52000 pounds per square inch
Material
steel overall
Material Document And Classification
sae gr 2 assn std single material response overall
Thread Series Designator
unf
Nondefinitive Spec/Std Data
2 type and 10 style

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
3212614 Hexagon Head Cap Screw
FF-S-85C TY II STY 10 GRD 2 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-297-7481?
The FSCG of the NSN 5305-00-297-7481 is 5305
Does the NSN 5305-00-297-7481 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-297-7481 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 5305-00-297-7481 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-297-7481 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 5305-00-297-7481 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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