NSN 5305-01-389-2671

Part Details | SOCKET HEAD CAP SCREW

5305-01-389-2671 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.

Alternate Parts: MILB24059, MIL-B-24059, FFS86, FF-S-86, 2050875 PC 7Q3, SS8452050875 PC 7Q3, SS845-2050875 PC 7Q3, MILB24059Q3, MIL-B-24059Q3, FFS86Q3, FF-S-86Q3, 8452180927 PC 7Q3, 845-2180927 PC 7Q3, 8452050875 PC7Q3, 845-2050875 PC7Q3, 2180927 PC 7Q3, 2050875 PC 7, SS8452050875 PC7, SS845-2050875 PC7, 8452180927 PC 7, 845-2180927 PC 7, 8452050875 PC 7, 845-2050875 PC 7, 2180927 PC 7, 5305-01-389-2671, 01-389-2671, 5305013892671, 013892671

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 21, 199401-389-267116282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5305-01-389-2671
Part Number Cage Code Manufacturer
MIL-B-2405981349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
FF-S-8681349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
2050875 PC 7Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
SS845-2050875 PC 7Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
MIL-B-24059Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
FF-S-86Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-2180927 PC 7Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-2050875 PC7Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2180927 PC 7Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2050875 PC 780064NAVAL SHIP SYSTEMS COMMAND
SS845-2050875 PC780064NAVAL SHIP SYSTEMS COMMAND
845-2180927 PC 780064NAVAL SHIP SYSTEMS COMMAND
845-2050875 PC 780064NAVAL SHIP SYSTEMS COMMAND
2180927 PC 780064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 5305-01-389-2671
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
FASTENER LENGTH0.750 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA4 TYPE
DEPARTURE FROM CITED DOCUMENTITEM THAT SUPPORTS A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION
CRITICALITY CODE JUSTIFICATIONZZZW