Product Details | HEXAGON HEAD CAP SCREW

5305-01-597-4628 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Part Alternates: 2532379, 5305-01-597-4628, 01-597-4628, 5305015974628, 015974628

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 09 JUN 2011 01-597-4628

Cross Reference | NSN 5305-01-597-4628

Part Number Cage Code Manufacturer
2532379 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 5305-01-597-4628

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING 35.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER 0.875 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AQQ-Z-325 TY II CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD HEIGHT 0.562 INCHES NOMINAL
SURFACE FINISH 125.0 MICROMETERS HEAD
THREAD SERIES DESIGNATOR UNF
MATERIAL STEEL COMP 4140 OVERALL
WIDTH BETWEEN FLATS 2.250 INCHES NOMINAL
HEAD STYLE HEXAGON
SPECIAL FEATURES MAGNETIC PORT INSPECTION IAW MIL-I-6868; NEXT HIGHER ASSEMBLY: FIXTURE, SHIPING AND LIFTING ASSEMBLY
FASTENER LENGTH 2.062 INCHES NOMINAL
THREAD LENGTH 1.906 INCHES NOMINAL
THREAD CLASS 2A
PART NAME ASSIGNED BY CONTROLLING AGENCY SCREW, HEAX HEAD
SURFACE TREATMENT ZINC OVERALL
THREAD QUANTITY PER INCH 14

Restrictions/Controls & Freight Information | NSN 5305-01-597-4628

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information