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5305-00-854-2638

Find complete technical information, availability, and procurement data for: 5305-00-854-2638

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5305-00-854-2638
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-854-2638
Item Name Code
16282
Assigment Date
01/01/1962 (64 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

flat chamfer head style, 0.250 inches minimum thread length, 3a thread class, 0.500 inches nominal fastener length, right-hand thread direction

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
0.250 inches minimum
Fastener Length
0.500 inches nominal
Head Style
flat chamfer
Head Diameter
0.268 inches nominal
Head Height
0.162 inches nominal
Hole Diameter
0.047 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.164 inches
Width Across Flats
0.126 inches nominal
Hole Quantity
2
Hole Type
drilled
Thread Quantity Per Inch
32
Hole Configuration Style
round longitudinal hole
Material
steel overall
Surface Treatment
cadmium 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
DV6283-832T8 Socket Head Cap Screw
Y1112-8-16FJ Socket Head Cap Screw
Y1112-8816FJ Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-854-2638?
The FSCG of the NSN 5305-00-854-2638 is 5305
Does the NSN 5305-00-854-2638 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-854-2638 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 5305-00-854-2638 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-854-2638 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 5305-00-854-2638 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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