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5305-269-3211

View detailed technical data, stock status, and sourcing information for: 5305-269-3211

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5305-269-3211
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-269-3211
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.

0.969 inches minimum and 1.000 inches maximum fastener length, right-hand thread direction, 2a thread class, hexagon head style, 0.813 inches minimum and 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
0.813 inches minimum and 1.000 inches maximum
Fastener Length
0.969 inches minimum and 1.000 inches maximum
Head Style
hexagon
Head Height
0.226 inches minimum and 0.243 inches maximum
Width Between Flats
0.551 inches minimum and 0.562 inches maximum
End Item Identification
mrap buffalo mk2a2
Nominal Thread Diameter
0.375 inches
Thread Quantity Per Inch
16
Minimum Tensile Strength
120000 pounds per square inch
Hardness Rating
25.0 rockwell c minimum and 34.0 rockwell c maximum overall
Surface Finish
63.0 microinches threads
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
66 fed std all material responses 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 and 5 grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-018-0122 No Name Available 11/01/1978
5306-00-038-2026 No Name Available 06/01/1994
5305-00-042-7930 No Name Available 07/02/1979
5305-00-058-2647 No Name Available 02/05/1969
5305-00-105-7001 No Name Available 08/26/1970
5306-00-337-2804 No Name Available 03/20/1968
5305-00-429-1110 No Name Available 01/09/1972
5305-00-450-0367 No Name Available 07/16/1972
5306-00-470-5790 No Name Available 01/09/1972
5305-00-495-7663 No Name Available 02/18/1972
5305-00-606-7895 No Name Available 01/05/1970
5305-00-619-6377 No Name Available 04/04/1973
5305-00-706-0949 No Name Available 03/01/1976
5305-00-834-1584 No Name Available 01/01/1977
5305-00-837-7216 No Name Available 02/10/1967
5305-00-842-5333 No Name Available 02/17/1967
5306-00-933-3902 No Name Available 12/06/1967
5305-01-132-2173 No Name Available 01/01/1995

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FAQs

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

What is the FSCG of the NSN 5305-00-269-3211?
The FSCG of the NSN 5305-00-269-3211 is 5305
Does the NSN 5305-00-269-3211 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-269-3211 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 5305-00-269-3211 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-269-3211 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 5305-00-269-3211 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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