Product Details | SOCKET HEAD CAP SCREW

5305-00-071-2473 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.

Part Alternates: 1225835PC305, 45004305, 45-004-305, 5305-00-071-2473, 00-071-2473, 5305000712473, 000712473

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-JAN-63 00-071-2473

Drawings & Photos | NSN 5305-00-071-2473


Cross Reference | NSN 5305-00-071-2473

Part Number Cage Code Manufacturer
1225835PC305 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
45-004-305 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN

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Technical Data | NSN 5305-00-071-2473

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.750 INCHES MAXIMUM
FASTENER LENGTH 0.750 INCHES NOMINAL
MATERIAL STEEL COMP 4037 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ZINC OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.312 INCHES NOMINAL
HEAD HEIGHT 0.190 INCHES NOMINAL
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.156 INCHES NOMINAL
LOCKING FEATURE PATCH OR STRIP THREADS
SPECIAL FEATURES KNURLED HEAD OPTIONAL

Restrictions/Controls & Freight Information | NSN 5305-00-071-2473

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.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information