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National Stock Number:
5365-01-030-2602
Federal Supply Class:
5365
National Item Identification Number:
010302602
Description:
SPACER,PLATE
Detail:
A flat metal or plastic item of various peripheral shapes having a solid (not laminated) cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole having a solid rectangular cross-section use DISK, SOLID, PLAIN. For round or hexagonal items with only one hole centrally located and with the length (thickness) exceeding 25 percent of the outside diameter or distance across peripheral flats, see SPACER, SLEEVE. The thickness between the two parallel bearing surfaces must be 0.006 inch, (0.152 mm) or more for items less than 1/4 inch (6.35 mm) across the peripheral diameter, or smallest overall outside dimension, or must be 0.016 inch (0.406 mm) or more for items 1/4 inch (6.35 mm) or greater across the peripheral diameter or smallest overall outside dimension. For items with a thickness less than those indicated above, see SHIM. For items with one hole centrally located conforming to the above dimensional criteria use WASHER, FLAT or SPACER, RING as applicable. When thickness and/or outside diameter or smallest overall outside dimension is designated as a tolerance/dimension the maximum dimension will be used to determine compliance. Excludes GASKET; INSULATOR (as modified) and MOUNTING PAD, ELECTRICAL-ELECTRONIC COMPONENT.
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Manufacturer Information:
| ST4M191N5 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| APERTURE DIAMETER | 0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM | | BOLT CIRCLE DIAMETER | 0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM | | BOLT HOLE QUANTITY | 2 | | HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM | | OUTSIDE CORNER INVERTED RADIUS | 0.250 INCHES NOMINAL | | OUTSIDE CORNER RADIUS | 0.180 INCHES NOMINAL | | OVERALL WIDTH | 1.257 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4,T81 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 2024 | | SIDE RADIUS FROM GASKET CENTER | 0.370 INCHES NOMINAL | | SPECIAL FEATURES | I.D. COUNTERSUNK 0.580 IN. DIA BY 90 DEG AND BOLT HOLES COUNTERSUNK 0.143 IN. DIA BY 100 DEG | | STYLE DESIGNATOR | NON-CIRCULAR W/APERTURE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13375 MMS-425 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | PAINT |
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