NSN 5310-00-253-2798
Part Details | HEXAGON PLAIN NUT
5310-00-253-2798 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.)
Alternate Parts: FFN836, MS5196750, MS51967-50, 1238730550, 12387305-50, D2617 PIECE6, D2617 PIECE-6, 2 14 4 12 U NC 2B, 2 1/4 - 4 1/2 U NC - 2B, 2 14 X 4 12 U NC HEX (SPL), 2 1-4 X 4 1-2 U NC HEX (SPL), 5310-00-253-2798, 00-253-2798, 5310002532798, 002532798
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 25, 1969 | 00-253-2798 | 01857 ( NUT, PLAIN, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5310-00-253-2798
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FFN836 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| MS51967-50 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| 12387305-50 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
| D2617 PIECE-6 | 87045 | WALZ & KRENZER, INC.DBA MAPECO PRODUCTS |
| 2 1/4 - 4 1/2 U NC - 2B | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| 2 1-4 X 4 1-2 U NC HEX (SPL) | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
Technical Data | NSN 5310-00-253-2798
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 2.250 INCHES |
| THREAD QUANTITY PER INCH | 4.5 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| HARDNESS RATING | 90.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 1.874 INCHES MINIMUM AND 1.970 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 3.262 INCHES MINIMUM AND 3.375 INCHES MAXIMUM |
| BEARING SURFACE TYPE | L$DCH |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 4 STYLE AND B GRADE |