National Item Identification Number

01-073-5052
010735052
5305-01-073-5052
5305010735052

National Stock Number

Item Name

SCREW,CAP,SOCKET HEAD

Federal Supply Class

5305

Referenced on: http://www.tpub.com/content/aviationgenmaint/TM-55-1680-320-23P/css/TM-55-1680-320-23P_466.htm
Referenced on: http://www.tpub.com/content/aviationgenmaint/TM-55-1680-320-23P/css/TM-55-1680-320-23P_478.htm
Referenced on: http://www.tpub.com/content/recoveryvehicles/TM-1-1680-320-13-P/0834270316.htm
Referenced on: http://www.tpub.com/content/recoveryvehicles/TM-1-1680-320-13-P/0834270380.htm

Description

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.

Commercial and Government Entity Code (Supplier Data)

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NSN (National Stock Number) 5305-01-073-5052, 5305010735052 NIIN (National Identification Number) 01-073-5052, 010735052

Part Numbers (Reference Numbers)

LK21096-04001
MS21096-04001

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR

Required Description

UNC
0.112 INCHES
40
3A
RIGHT-HAND
0.225 INCHES MINIMUM AND
0.291 INCHES MA