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National Stock Number:
5310-12-166-9306
Federal Supply Class:
5310
National Item Identification Number:
121669306
Description:
WASHER,FLAT
Detail:
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
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Manufacturer Information:
| 23290-202120-004 | D1839 | BUNDESAMT FUER AUSRUESTUNG, | | 23290-202120.004 | C2311 | BUNDESAMT FUER AUSRUESTUNG, INFORMATIONSTECHNIK UND NUTZUNG DER BUNDESWEHR (BAAINBW) - BENUTZUNGSRECHTE AN TECHNISCHEN U | | 23290-202120.004 | D1839 | BUNDESAMT FUER AUSRUESTUNG, | | 23290-202120.004 | D9448 | RHEINMETALL LANDSYSTEME GMBH | | 23290-202120.004 | DRMV1 | RHEINMETALL MAN MILITARY VEHICLES GMBH | | 4-19-0184183 | D1958 | KRUPP, FRIEDRICH GMBH |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | DIN17100 | | MATERIAL | STEEL COMP 1.0532 | | PERIPHERAL SHAPE STYLE | ROUND | | OUTSIDE LEFT CORNER CHAMFER ANGLE | 45,0 DEGREES NOMINAL | | OVERALL DIAMETER | 45,0 MILLIMETERS NOMINAL | | TEST DATA DOCUMENT | D1839-23290-202120.004 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) | | THICKNESS | 8,0 MILLIMETERS NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 13,0 MILLIMETERS NOMINAL | | INSIDE LEFT CORNER CHAMFER ANGLE | 45,0 DEGREES NOMINAL |
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