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		                        | National Stock Number:
 5305-01-311-7908
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 013117908
 
 Description:
 SCREW,CAP,SOCKET HEAD
 
 Detail:
 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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 Manufacturer Information:
 
 | 1621270 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |  | 1621270 ITEM 2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | 1621270-2 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.164 INCHES |  | THREAD QUANTITY PER INCH | 32 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.201 INCHES MINIMUM AND |  |  | 0.263 INCHES MAXIMUM |  | FASTENER LENGTH | 0.375 INCHES NOMINAL |  | MATERIAL | PLASTIC POLYAMIDE OR |  |  | PLASTIC POLYHEXAMETHYLENE AMIDE OR |  |  | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OR |  |  | PLASTIC POLYCAPROLACTAM OR |  |  | PLASTIC POLYHEXAMETHYLENE SEBACAMIDE LOCKING FEATURE |  |  | STEEL COMP 301 OR |  |  | STEEL COMP 302 OR |  |  | STEEL COMP 302B OR |  |  | STEEL COMP 304 OR |  |  | STEEL COMP 304L OR |  |  | STEEL COMP 305 OR |  |  | STEEL COMP 308 OR |  |  | STEEL COMP 309 OR |  |  | STEEL COMP 309S OR |  |  | STEEL COMP 310 OR |  |  | STEEL COMP 310S OR |  |  | STEEL COMP 314 OR |  |  | STEEL COMP 316 OR |  |  | STEEL COMP 316L OR |  |  | STEEL COMP 317 OR |  |  | STEEL COMP 321 OR |  |  | STEEL COMP 347 OR |  |  | STEEL COMP 348 OR |  |  | STEEL COMP 384 OR |  |  | STEEL COMP 385 FASTENER |  | MATERIAL DOCUMENT AND CLASSIFICATION | L-P-410 FED SPEC ALL MATERIAL RESPONSES LOCKING FEATURE |  | HEAD STYLE | FLAT COUNTERSUNK |  | HEAD DIAMETER | 0.311 INCHES MINIMUM AND |  |  | 0.359 INCHES MAXIMUM |  | COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.093 INCHES MINIMUM AND |  |  | 0.094 INCHES MAXIMUM |  | LOCKING FEATURE | PATCH OR |  |  | PELLET OR |  |  | STRIP THREADS | 
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