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5305-01-415-4717

Find complete technical information, availability, and procurement data for: 5305-01-415-4717

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5305-01-415-4717
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-415-4717
Item Name Code
18257
Assigment Date
06/28/1995 (31 years ago)

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

2.402 inches nominal thread length, 2a thread class, 2.550 inches minimum and 2.630 inches maximum fastener length, right-hand thread direction, 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
2.402 inches nominal
Fastener Length
2.550 inches minimum and 2.630 inches maximum
Head Style
hexagon
Head Height
0.302 inches minimum and 0.323 inches maximum
Width Between Flats
0.840 inches minimum and 0.866 inches maximum
Nominal Thread Diameter
0.500 inches
Features Provided
finished head
Thread Quantity Per Inch
13
Special Features
undercut 0.188 inch under head
Color
black overall
Material
steel overall
Material Document And Classification
sae grade 8 assn std single material response overall
Surface Treatment
phosphate zinc overall
Thread Series Designator
unc

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
245903 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-415-4717?
The FSCG of the NSN 5305-01-415-4717 is 5305
Does the NSN 5305-01-415-4717 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-415-4717 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 5305-01-415-4717 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-415-4717 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 5305-01-415-4717 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Wed, Jun 28, 1995

Professional Distribution

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