HP-18

HP18 Machine Screw

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Datasheet. HP-18 specification

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand

Fastener Length
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.

0.25in. ⁓1/4"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

hexagon

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

800 series hydapipe unit

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.1380in. (UTS #6)

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

32

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

retainer screw, 6-32X1/4

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

this item requires a HY-50 hex head screwdriver (special tool) from mfg

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unc

Answers.

What class is the thread series?

Unc

What is the thread quantity per inch?

32

What is the head style?

Hexagon

What is the thread direction?

Right-hand

What is the NSN for HP-18?

5305-01-605-5591

What's the federal classification of HP-18?

FSC 5305 ⁓ Screws

NSN 5305-01-605-5591 SCREW,MACHINE

Used on 800 series hydapipe unit. unc thread series this item requires a hy-50 hex head screwdriver (special tool) from mfg retainer screw, 6-32X1/4 32 thread quantity per inch hexagon head style right-hand

NIIN
016055591
NIIN Date
04/20/12
Schedule B
 
Name Code
06657
FIIG
A500D0
QUP
 
Historical Price
$4.60 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Engineer and material handling equipment, test/tool sets and equipment 
NMFC (national motor freight code)
133300 MACHINERY/MACHINES NOI 
UFC (universal freight code)
63220 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

HP-18 / Screw,machineWhat is the formal definition of this item?

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.