Product Details | PIN-RIVET

5320-01-518-5656 A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.

Part Alternates: HL31812, HL31-8-12, 5320-01-518-5656, 01-518-5656, 5320015185656, 015185656

Hardware and Abrasives | Rivets

Supply Group (FSG) NSN Assign. NIIN
53 16 MAR 2004 01-518-5656

Drawings & Photos | NSN 5320-01-518-5656


Cross Reference | NSN 5320-01-518-5656

Part Number Cage Code Manufacturer
HL31-8-12 73197 HI-SHEAR CORPORATION
HL31-8-12 L4528 LISI AEROSPACE CANADA CORP

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Technical Data | NSN 5320-01-518-5656

Characteristic Specifications
MATERIAL STEEL COMP 431 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS5628 TY 431 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION HI SHEAR SPEC 258 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH 4400 POUNDS PER SQUARE INCH
SHEAR STRENGTH 12260 DOUBLE POUNDS PER SQUARE INCH
HEAD STYLE A9 FLUSH COUNTERSUNK
HEAD MAJOR DIAMETER 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
SHANK STYLE B31 PIN-RIVET, STRAIGHT, THREADED
FASTENER LENGTH 1.395 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.947 INCHES MINIMUM AND 0.967 INCHES MAXIMUM
SHANK DIAMETER 0.249 INCHES MAXIMUM
GRIP LENGTH 0.375 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD SIZE 0.250 INCHES
THREAD CLASS 3A
THREAD QUANTITY PER INCH 28
THREAD DIRECTION RIGHT-HAND
LUBRICATION CETYL ALCOHOL
SPECIAL FEATURES 125000 PSI SHEAR MINIMUM HEAT TREATMENT
END ITEM IDENTIFICATION SH-3D HELICOPTER
PART NAME ASSIGNED BY CONTROLLING AGENCY HI-LOK PIN

Restrictions/Controls & Freight Information | NSN 5320-01-518-5656

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