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MILS1222TY1STYA -3/8-16

View detailed technical data, stock status, and sourcing information for: MILS1222TY1STYA -3/8-16

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MILS1222TY1STYA -3/8-16
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-101-2023
Item Name Code
01857
Assigment Date
09/23/1980 (45 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

right-hand thread direction, 0.320 inches minimum and 0.337 inches maximum nut height, 0.551 inches minimum and 0.562 inches maximum width across flats, hexagon nut style, 3b 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
3b
Thread Direction
right-hand
Nut Style
hexagon
Nut Height
0.320 inches minimum and 0.337 inches maximum
Width Across Flats
0.551 inches minimum and 0.562 inches maximum
Thread Series
unc
Thread Quantity Per Inch
16
Hardness Rating
23.0 rockwell c minimum and 34.0 rockwell c maximum
Nominal Thread Size
0.375 inches
Bearing Surface Type
washer faced
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
zinc overall
Surface Treatment Document And Classification
astm b633,ty 2,cl fe/zn13 assn std single treatment response overall
Nondefinitive Spec/Std Data
1 type and a style

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
ASME B-18.2.2 3/8-16UNC, 3B Hexagon Plain Nut
MILS1222TY1STYA -3/8-16 Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-101-2023?
The FSCG of the NSN 5310-01-101-2023 is 5310
Does the NSN 5310-01-101-2023 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-101-2023 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 5310-01-101-2023 contain precious materials?
Precious metal content is unknown
Does NSN 5310-01-101-2023 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 5310-01-101-2023 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Tue, Sep 23, 1980

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