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5305000712517

View detailed technical data, stock status, and sourcing information for: 5305000712517

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5305000712517
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-071-2517
Item Name Code
18257
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

hexagon head style, 0.750 inches minimum and 0.938 inches maximum thread length, right-hand thread direction, 2a thread class, 3.406 inches minimum and 3.500 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
2a
Thread Direction
right-hand
Thread Length
0.750 inches minimum and 0.938 inches maximum
Fastener Length
3.406 inches minimum and 3.500 inches maximum
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
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
20
Minimum Tensile Strength
150000 pounds per square inch
Surface Finish
63.0 microinches threads
Material
steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1033 or steel comp 1034 or steel comp 1035 or steel comp 1536 or steel comp 1037 or steel comp 1038 or steel comp 1039 or steel comp 1040 or steel comp 1541 overall
Material Document And Classification
66 fed std all material responses overall
Surface Treatment
zinc and chromate overall
Surface Treatment Document And Classification
astm b633 ty 2 sc 3 assn std 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
5305-00-208-1444 Hexagon Head Cap Screw 07/01/2025
5305-00-423-9164 No Name Available 10/01/1982
5305-00-503-5567 No Name Available 03/01/1991
5305-00-577-5531 No Name Available 02/01/1986
5305-01-318-1075 No Name Available 10/01/1991

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
186265 Hexagon Head Cap Screw
197-035 Hexagon Head Cap Screw
310 1943 Hexagon Head Cap Screw
5305000712517 Hexagon Head Cap Screw
853691-00 Hexagon Head Cap Screw
B1821BH025C350N Hexagon Head Cap Screw
MS90728-20 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-071-2517?
The FSCG of the NSN 5305-00-071-2517 is 5305
Does the NSN 5305-00-071-2517 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-071-2517 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 5305-00-071-2517 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-071-2517 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 5305-00-071-2517 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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