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MS51108-118

View detailed technical data, stock status, and sourcing information for: MS51108-118

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MS51108-118
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-941-3572
Item Name Code
18257
Assigment Date
12/17/1965 (60 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.

2.406 inches minimum and 2.500 inches maximum fastener length, right-hand thread direction, hexagon head style, 1.250 inches minimum and 1.437 inches maximum thread length, 2a thread class

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
1.250 inches minimum and 1.437 inches maximum
Fastener Length
2.406 inches minimum and 2.500 inches maximum
Head Style
hexagon
Head Height
0.302 inches minimum and 0.323 inches maximum
Width Between Flats
0.736 inches minimum and 0.750 inches maximum
Shank Unthreaded Hole Diameter
0.107 inches nominal first hole
Nominal Thread Diameter
0.500 inches
Thread Quantity Per Inch
20
Minimum Tensile Strength
150000 pounds per square inch
Hardness Rating
32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center
1.766 inches minimum and 1.828 inches maximum first hole
Material
steel overall
Surface Treatment
phosphate overall
Surface Treatment Document And Classification
mil-p-16232,ty z,cl 2 mil spec single treatment response overall
Thread Series Designator
unf
Nondefinitive Spec/Std Data
2 type and 10p style and 8 grade
Departure From Cited Designator
as mod by thd series

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
MS51108-118 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-941-3572?
The FSCG of the NSN 5305-00-941-3572 is 5305
Does the NSN 5305-00-941-3572 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-941-3572 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 5305-00-941-3572 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-941-3572 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 5305-00-941-3572 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Fri, Dec 17, 1965

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