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Datasheet. R591P03 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a
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
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.303in. ⁓5/16"
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.
0.365in. and 0.385in. ⁓25/64"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
hexagon
A measurement from the bottom to the top of the head,in distinction from depth.
0.126in. and 0.138in. ⁓9/64"
0.243in. and 0.251in.
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.047in. ⁓3/64"
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.138in. (UTS #6)
The number of holes provided.
1
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
32
The chemical compound or mechanical mixture properties of which the screw is fabricated.
nickel alloy
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the screw material.
inconel 718 fscm 74900 mfr ref single material response
The style designation that most nearly corresponds to the appearance of the hole configuration in the head.
hexagon flats
Designates the specific surface roughness rating,representing the arithmetic average deviation of the bearing surface of head from the meanline in profile.
63.0 microinches
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unjc
Answers.
Unjc
32
0.047 inches
Hexagon
0.303 inches minimum
Right-hand
3a
Schedule B number: 7508900000
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5305 ⁓ Screws
NSN 5305-00-724-0452 SCREW,MACHINE
unjc thread series 32 thread quantity per inch 0.047" hole diameter hexagon head style 0.303" thread length right-hand 3a thread class
- NIIN
- 007240452
- NIIN Date
- 03/25/72
- Schedule B
- 7508900000
- Name Code
- 06657
- FIIG
- A500D0
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Metal content unknown
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Malaysia
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R591P03 / 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.
