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5305-00-271-4699

Find complete technical information, availability, and procurement data for: 5305-00-271-4699

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5305-00-271-4699
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-271-4699
Item Name Code
16282
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.438 inches maximum thread length, right-hand thread direction, 0.438 inches nominal fastener length, 3a thread class, flat chamfer 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
3a
Thread Direction
right-hand
Thread Length
0.438 inches maximum
Fastener Length
0.438 inches nominal
Head Style
flat chamfer
Head Diameter
0.178 inches minimum and 0.183 inches maximum
Head Height
0.109 inches minimum and 0.112 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.112 inches
Width Across Flats
0.078 inches minimum and 0.079 inches maximum
Thread Quantity Per Inch
40
Hardness Rating
36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Minimum Yield Strength
140000 pounds per square inch
Material
steel comp 4135 or steel comp 4137 or steel comp 8635 or steel comp 8640 overall
Material Document And Classification
qq-s-624 fed spec all material responses overall
Surface Treatment
zinc overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
1 type and 11 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
166376PC6 Socket Head Cap Screw
480385PC5 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-271-4699?
The FSCG of the NSN 5305-00-271-4699 is 5305
Does the NSN 5305-00-271-4699 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-271-4699 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 5305-00-271-4699 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-271-4699 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 5305-00-271-4699 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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