Part Details | HEXAGON PLAIN NUT
5310-00-021-8564 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: B1453, 1453, X414, X4-14, 57411, N78311B, BB19349, FFB571TYPEA, 218564, 218564, NU112, 10302, NF5H, 187197, Q1903, R20926, X18203, S1863, 5310-00-021-8564, 00-021-8564, 5310000218564, 000218564
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1961 | 00-021-8564 | 01857 ( NUT, PLAIN, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5310-00-021-8564
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B1453 | 82983 | AMF INC AMF YORK DIV |
| 1453 | 82983 | AMF INC AMF YORK DIV |
| X4-14 | 15586 | CUSHMAN INCA RANSOM CO |
| 57411 | 95019 | DANA CORPSPICER TRANSMISSION DIV |
| N78311B | 56442 | DIAMOND REO TRUCK CO |
| BB19349 | 56442 | DIAMOND REO TRUCK CO |
| FFB571TYPEA | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| 218564 | 24617 | GENERAL MOTORS CORP |
| 218564 | 7X677 | GENERAL MOTORS LLCDBA GENERAL MOTORS |
| NU112 | 73830 | GERSTENLAGER CO THE |
| 10302 | 72992 | HOLMES INTL INC |
| NF5H | 63734 | KAITLIN CORP |
| 187197 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| Q1903 | 31007 | NAVISTAR INTERNATIONAL CORPORATIONDBA NAVISTAR |
| R20926 | 83120 | PRESSED METALS OF AMERICA INC |
| X18203 | 14351 | TELEDYNE CONTINENTAL MOTORSINDUSTRIAL PRODUCTS DIV |
| S1863 | 64161 | WEAVER DIV OF DURA CORP |
Technical Data | NSN 5310-00-021-8564
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 0.250 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.563 INCHES NOMINAL |
| BEARING SURFACE TYPE | WASHER FACED |
| NONDEFINITIVE SPEC/STD DATA | A TYPE |
| DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY NUT HEIGHT |