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National Stock Number:
5310-00-340-6019
Federal Supply Class:
5310
National Item Identification Number:
003406019
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:
| 31164-2310 | 31435 | LUCAS AEROSPACE POWER EQUIPMENT CORPORATION | | 31164-2310 | 3CPE0 | SAFRAN POWER USA LLC | | 8637281 | 98749 | SACRAMENTO AIR LOGISTICS CENTER SM-ALC/LIIL |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.450 INCHES NOMINAL | | OVERALL DIAMETER | 0.8170 INCHES MINIMUM AND 0.8175 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OR MIL-T-6736 COND N MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6371 ASSN STD 3RD MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.118 INCHES MINIMUM AND 0.122 INCHES MAXIMUM |
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