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TU144036-5

View detailed technical data, stock status, and sourcing information for: TU144036-5

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TU144036-5
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-939-9206
Item Name Code
18257
Assigment Date
11/30/1965 (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.

right-hand thread direction, 2a thread class, 1.732 inches minimum and 1.750 inches maximum thread length, hexagon head style, 3.406 inches minimum and 3.500 inches maximum fastener 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
1.732 inches minimum and 1.750 inches maximum
Fastener Length
3.406 inches minimum and 3.500 inches maximum
Head Style
hexagon
Head Height
0.455 inches minimum and 0.483 inches maximum
Width Between Flats
1.100 inches minimum and 1.125 inches maximum
Nominal Thread Diameter
0.750 inches
Thread Quantity Per Inch
10
Minimum Tensile Strength
120000 pounds per square inch
Hardness Rating
25.0 rockwell c minimum and 34.0 rockwell c maximum overall
Material
steel overall
Material Document And Classification
sae gr 5 assn std single material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 10p style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-042-8787 No Name Available 03/30/1967
5305-00-042-8999 No Name Available 03/30/1967
5305-00-604-5500 No Name Available 07/15/1968
5305-00-639-0846 No Name Available 09/08/1967
5305-00-807-4290 No Name Available 01/27/1967
5305-01-007-6923 No Name Available 01/01/1978

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
10087754 Hexagon Head Cap Screw
1741AS360-301 Hexagon Head Cap Screw
35A2D384 Hexagon Head Cap Screw
5-13-2513P13 Hexagon Head Cap Screw
70009-193 Hexagon Head Cap Screw
AF32T2000A18-8 Hexagon Head Cap Screw
MS35297-193 Hexagon Head Cap Screw
MS90725-193 Hexagon Head Cap Screw
TU144036-5 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-939-9206?
The FSCG of the NSN 5305-00-939-9206 is 5305
Does the NSN 5305-00-939-9206 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-939-9206 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 5305-00-939-9206 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-939-9206 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 5305-00-939-9206 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Tue, Nov 30, 1965

Professional Distribution

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