NSN 5305-01-172-5923

Part Details | MACHINE SCREW

5305-01-172-5923 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Alternate Parts: 264277401 ITEM 31, 2642-774-01 ITEM 31, 8454558737 ITEM 31, 845-4558737 ITEM 31, 5811UNC3A X 2 38SELFLOCKI, 5/8-11UNC-3A X 2 3/8SELF-LOCKI, 5811UNC3A X 2 38 INCHES, 5/8-11UNC-3A X 2 3/8 INCHES, QQN286, GRADE 500, QQ-N-286, GRADE 500, FFS86, TYPE VI SELFLOCKING, FF-S-86, TYPE VI SELF-LOCKING, FFS86 TYPE VI QQN286 GR500, FF-S-86 TYPE VI QQ-N-286 GR500, 8454558737 ITEM 31L1, 845-4558737 ITEM 31L1, 5811UNC3A X 2 38SELFLOCKIL1, 5/8-11UNC-3A X 2 3/8SELF-LOCKIL1, 5811UNC3A X 2 38 INCHESL1, 5/8-11UNC-3A X 2 3/8 INCHESL1, 264277401 ITEM 31L1, 2642-774-01 ITEM 31L1, QQN286, GRADE 500L1, QQ-N-286, GRADE 500L1, FFS86, TYPE VI SELFLOCKINGL1, FF-S-86, TYPE VI SELF-LOCKINGL1, FFS86 TYPE VI QQN286 GR500L1, FF-S-86 TYPE VI QQ-N-286 GR500L1, 8454558737 ITEM 31, 845-4558737 ITEM 31, 264277401 ITEM 31, 2642-774-01 ITEM 31, 5305-01-172-5923, 01-172-5923, 5305011725923, 011725923

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 22, 198401-172-592306657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5305-01-172-5923
Part Number Cage Code Manufacturer
2642-774-01 ITEM 3196169ELECTRIC BOAT CORPORATION
845-4558737 ITEM 3181348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
5/8-11UNC-3A X 2 3/8SELF-LOCKI81348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
5/8-11UNC-3A X 2 3/8 INCHES81348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
QQ-N-286, GRADE 50081348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
FF-S-86, TYPE VI SELF-LOCKING81348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
FF-S-86 TYPE VI QQ-N-286 GR50081348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
845-4558737 ITEM 31L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
5/8-11UNC-3A X 2 3/8SELF-LOCKIL103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
5/8-11UNC-3A X 2 3/8 INCHESL103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2642-774-01 ITEM 31L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
QQ-N-286, GRADE 500L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
FF-S-86, TYPE VI SELF-LOCKINGL103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
FF-S-86 TYPE VI QQ-N-286 GR500L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-4558737 ITEM 3180064NAVAL SHIP SYSTEMS COMMAND
2642-774-01 ITEM 3180064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 5305-01-172-5923
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH11
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH2.375 INCHES NOMINAL
FASTENER LENGTH2.600 INCHES NOMINAL
SCREW MATERIAL NICKEL ALLOY
DEPARTURE FROM CITED DESIGNATORMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
CRITICALITY CODE JUSTIFICATIONZZZX