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National Stock Number:
5310-00-290-8501
Federal Supply Class:
5310
National Item Identification Number:
002908501
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:
| 3127431PC11 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 3132749PCSW | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 42090 | 20038 | STRYTEN ENERGY LLC | | 6204-3109995ITEM20 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 6204-3155974PC26 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 6204-3155976PC5 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | MA42089-90PC42090 | 20038 | STRYTEN ENERGY LLC | | MF40602ITEM20 | 20038 | STRYTEN ENERGY LLC | | MF44362EPC11 | 20038 | STRYTEN ENERGY LLC | | MF44773DPC26 | 20038 | STRYTEN ENERGY LLC | | MF44773DPC26 | 53618 | OCEANOGRAPHIC BATTERY CO INC | | MF44362EPC11 | 53618 | OCEANOGRAPHIC BATTERY CO INC | | MF40602ITEM20 | 53618 | OCEANOGRAPHIC BATTERY CO INC | | B39487CPCSW | 88219 | STRYTEN ENERGY LLC | | MF44775EPC5 | 20038 | STRYTEN ENERGY LLC | | MF44775EPC5 | 53618 | OCEANOGRAPHIC BATTERY CO INC |
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.230 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.830 INCHES MINIMUM AND | | 0.860 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.052 INCHES MINIMUM AND | | 0.072 INCHES MAXIMUM |
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