NSN 5340-00-057-3090

Part Details | ACCESS COVER

5340-00-057-3090 A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see DOOR, ACCESS (as modified). Excludes all covers not specifically designed to provide access for the purposes listed above.

Alternate Parts: 8M178, 8M0178, P18739, 5340-00-057-3090, 00-057-3090, 5340000573090, 000573090

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 22, 196800-057-309029785 ( COVER, ACCESS )
REFERENCE DRAWINGS & PICTURES

CIRCULAR RECESS

RECTANGLE, MULTI HOLES

THREADED HOLE

Cross Reference | NSN 5340-00-057-3090
Part Number Cage Code Manufacturer
8M17811083CATERPILLAR INC.DBA CATERPILLAR
8M017811083CATERPILLAR INC.DBA CATERPILLAR
P1873918265DONALDSON COMPANY, INC.
Technical Data | NSN 5340-00-057-3090
Characteristic Specifications
SECURING DEVICE TYPE THREADED FASTENER
MATERIAL STEEL
SURFACE TREATMENT ENAMEL
PERIPHERAL SHAPE STYLE8 RECTANGLE, MULTI HOLES
OUTSIDE DIAMETER3.375 INCHES NOMINAL
BOLT HOLE CENTERLINE TO NEAREST EDGE DISTANCE1.687 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLE1 CIRCULAR RECESS
INSIDE DIAMETER2.266 INCHES NOMINAL
FLANGE THICKNESS0.047 INCHES NOMINAL
FIRST RECESS INSIDE HEIGHT0.188 INCHES NOMINAL
SECOND RECESS INSIDE HEIGHT0.500 INCHES NOMINAL
INSIDE CORNER RADIUS0.094 INCHES NOMINAL
BODY THICKNESS0.047 INCHES NOMINAL
FIRST RECESS DIAMETER3.297 INCHES NOMINAL
OUTSIDE CORNER RADIUS0.094 INCHES NOMINAL
BODY OUTSIDE RADIUS0.094 INCHES NOMINAL
MOUNTING OPENING SHAPE STYLE THREADED HOLE