HR20214

View detailed technical data, stock status, and sourcing information for: HR20214

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HR20214
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-010-0158
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.

right-hand thread direction, 1.000 inches nominal fastener length, 2a thread class, hexagon head style, 1.000 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
2a
Thread Direction
right-hand
Thread Length
1.000 inches maximum
Fastener Length
1.000 inches nominal
Head Style
hexagon
Head Height
0.312 inches nominal
Width Between Flats
0.736 inches minimum and 0.750 inches maximum
Nominal Thread Diameter
0.500 inches
Thread Quantity Per Inch
13
Minimum Tensile Strength
69000 pounds per square inch
Hardness Rating
100.0 rockwell b maximum overall
Material
steel overall
Material Document And Classification
sae gr 2 assn std single material response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 10p style

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81311S41-170PC23 Hexagon Head Cap Screw
81311S41-233PC20 Hexagon Head Cap Screw
81311S41-300PC28 Hexagon Head Cap Screw
81311S41-328PC20 Hexagon Head Cap Screw
81311S4105-457511PC23 Hexagon Head Cap Screw
81311S4105-457533PC53 Hexagon Head Cap Screw
81311S4105-457538PC52 Hexagon Head Cap Screw
AMC61S41-182PC371 Hexagon Head Cap Screw
C1031PC11 Hexagon Head Cap Screw
HR20214 Hexagon Head Cap Screw
XD41 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-010-0158?
The FSCG of the NSN 5305-00-010-0158 is 5305
Does the NSN 5305-00-010-0158 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-010-0158 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 5305-00-010-0158 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-010-0158 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 5305-00-010-0158 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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