NSN 5310-00-188-7855 FFB571, MILB857, 00-188-7855
Product Details | HEXAGON PLAIN NUT
5310-00-188-7855 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: FFB571, MILB857, 5310-00-188-7855, 00-188-7855, 5310001887855, 001887855
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-188-7855 | 01857 ( NUT, PLAIN, HEXAGON ) |
Drawings & Photos | NSN 5310-00-188-7855
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Technical Data | NSN 5310-00-188-7855
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.875 INCHES |
| THREAD QUANTITY PER INCH | 14 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A12 HEXAGON |
| NUT HEIGHT | 0.750 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 1.269 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| TEMP RATING | NOT RATED |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE OR 1 GRADE OR A STYLE |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFB571 |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILB857 |
Restrictions/Controls & Freight Information | NSN 5310-00-188-7855
| Category | Code | Description |
|---|---|---|
| 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. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||