NSN 5310-01-457-2166 MILDTL1222, MIL-DTL-1222, MILS1222
Product Details | HEXAGON PLAIN NUT
5310-01-457-2166 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.
Part Alternates: MILDTL1222, MIL-DTL-1222, MILS1222, MIL-S-1222, 0.50013UNC2BT3G4NSA/BEC, 050013UNC2BT3G4NSABEC, 5310-01-457-2166, 01-457-2166, 5310014572166, 014572166
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 16-JUL-98 | 01-457-2166 | 01857 ( NUT, PLAIN, HEXAGON ) |
Drawings & Photos | NSN 5310-01-457-2166
Demand History | NSN 5310-01-457-2166
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| MILDTL1222 | 2025-03-72 | 40 | United States |
| MILDTL1222 | 2025-02-49 | 40 | United States |
| MILS1222 | 2025-01-22 | 8 | United States |
| MILS1222 | 2025-01-22 | 8 | United States |
| MILDTL1222 | 2023-06-159 | 12 | United States |
| MILS1222 | 2015-03-89 | 3000 | BH |
| 5310-01-457-2166 | 2014-09-258 | 112 | DIBBS |
| MILS1222 | 2014-08-230 | 1 | US |
| MILDTL1222 | 2013-06-169 | 59 | US |
| MILS1222 | 2012-07-209 | 4 | United States |
| MILS1222 | 2012-03-74 | 1 | US |
| MILS1222 | 2011-02-49 | 3 | US |
| MILS1222 | 2011-02-49 | 4 | US |
| MILS1222 | 2011-02-49 | 5 | US |
| MILS1222 | 2011-02-49 | 10 | US |
| MILS1222 | 2011-02-49 | 18 | US |
| MILS1222 | 2011-02-49 | 35 | US |
| MILS1222 | 2011-02-49 | 40 | US |
| MILS1222 | 2011-02-49 | 42 | US |
| MILS1222 | 2011-02-49 | 185 | US |
| MILS1222 | 2011-02-49 | 195 | US |
| 5310-01-457-2166 | 2010-12-346 | 8 | DIBBS |
| 5310-01-457-2166 | 2010-11-326 | 8 | DIBBS |
| 5310-01-457-2166 | 2010-05-147 | 8 | DIBBS |
Cross Reference | NSN 5310-01-457-2166
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 0.50013UNC2BT3G4NSA/BEC | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED |
| 0.50013UNC2BT3G4NSA/BEC | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| M1222N3W8C20GENP | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
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Related Products | NSN 5310-01-457-2166
Technical Data | NSN 5310-01-457-2166
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 13 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL UNS K14510 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A194 GR4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | D0D-P-16232 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A12 HEXAGON |
| NUT HEIGHT | 0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| BEARING SURFACE TYPE | WASHER FACED |
| TEMP RATING | NOT RATED |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | HEAVY HEX NUT |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-S-1222 |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 0.50013UNC2BT3G4NSA/BEC |
Restrictions/Controls & Freight Information | NSN 5310-01-457-2166
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||