Product Details | SOCKET HEAD CAP SCREW

5305-00-273-5581 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: FFS86TYPE6, MILS933TYPEC, 12Z1007217, 12Z1007-217, 5305-00-273-5581, 00-273-5581, 5305002735581, 002735581

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-273-5581

Drawings & Photos | NSN 5305-00-273-5581


Demand History | NSN 5305-00-273-5581

Part Number Request Date QTY Origin
FFS86TYPE6 2006-10-291 100 us

Cross Reference | NSN 5305-00-273-5581

Part Number Cage Code Manufacturer
12Z1007-217 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
FFS86TYPE6 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MILS933TYPEC 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5305-00-273-5581

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.250 INCHES NOMINAL
FASTENER LENGTH 1.250 INCHES NOMINAL
MATERIAL STEEL COMP 304 OR STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HARDNESS RATING 80.0 ROCKWELL B MINIMUM OVERALL
MINIMUM YIELD STRENGTH 30000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD HEIGHT 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA 6 TYPE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS86TYPE6
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILS933TYPEC

Restrictions/Controls & Freight Information | NSN 5305-00-273-5581

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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable