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National Stock Number:
5310-01-281-1824
Federal Supply Class:
5310
National Item Identification Number:
012811824
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:
| 10504374 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | 8T-4895 | HD208 | PON EQUIPMENT B.V. | | 8T4895 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 13.0 MILLIMETERS NOMINAL | | OVERALL DIAMETER | 50.8 MILLIMETERS NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 1016 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1017 ASSN STD 2ND MATERIAL RESPONSE OR SAE 1018 ASSN STD 3RD MATERIAL RESPONSE OR SAE 1019 ASSN STD 4TH MATERIAL RESPONSE OR SAE 1020 ASSN STD 5TH MATERIAL RESPONSE OR SAE 1021 ASSN STD 6TH MATERIAL RESPONSE OR SAE 1022 ASSN STD 7TH MATERIAL RESPONSE OR ASTM A36 ASSN STD 8TH MATERIAL RESPONSE OR ASTM A36 ASSN STD 9TH MATERIAL RESPONSE OR ASTM A36 ASSN STD 10TH MATERIAL RESPONSE OR ASTM A36 ASSN STD 11TH MATERIAL RESPONSE OR ASTM A36 ASSN STD 12TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL UNS K02600 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 6.0 MILLIMETERS NOMINAL |
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