5131967

View detailed technical data, stock status, and sourcing information for: 5131967

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5131967
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-118-5046
Item Name Code
18257
Assigment Date
10/11/1968 (57 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.

1.750 inches nominal fastener length, 2a thread class, right-hand thread direction, 1.568 inches minimum and 1.750 inches maximum thread length, double hexagon extended washer 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
1.568 inches minimum and 1.750 inches maximum
Fastener Length
1.750 inches nominal
Head Style
double hexagon extended washer
Head Height
0.643 inches nominal
Width Between Flats
0.570 inches nominal
Extended Washer Diameter
0.870 inches nominal
Extended Washer Thickness
0.218 inches nominal
Locking Feature
pellet threads
Nominal Thread Diameter
0.625 inches
Features Provided
finished head
Thread Quantity Per Inch
11
Minimum Tensile Strength
120000 pounds per square inch
Hardness Rating
23.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material
steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1033 or steel comp 1034 or steel comp 1035 or steel comp 1536 or steel comp 1037 or steel comp 1038 or steel comp 1039 or steel comp 1040 or steel comp 1541 overall
Material Document And Classification
sae grade 5 assn std all material responses 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
5131967 Hexagon Head Cap Screw
PC5131967 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-118-5046?
The FSCG of the NSN 5305-00-118-5046 is 5305
Does the NSN 5305-00-118-5046 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-118-5046 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 5305-00-118-5046 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-118-5046 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 5305-00-118-5046 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Fri, Oct 11, 1968

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