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Datasheet. NAS1351C4H23 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.
1.000in. ⁓1/64"
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.
1.335in. and 1.375in. ⁓1-3/8"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
flat fillister
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.365in. and 0.375in.
A measurement from the bottom to the top of the head,in distinction from depth.
0.244in. and 0.250in. ⁓1/4"
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.044in. and 0.050in. ⁓1/16"
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
hexagon
The national stock number or the identification information of the end equipment for which the item is a part.
pacer dawn
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.250in. ⁓1/4"
The shortest straight line between flats,perpendicular to the height.
0.188in. and 0.190in. ⁓13/64"
The number of holes provided.
6
Indicates the type of hole(s) provided in the item.
drilled
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.
80000 pounds per square inch
The stress at which a material exhibits a specified limiting deviation from the proportionality of stress or strain.
40000 pounds per square inch
The style designation that most nearly corresponds to the appearance of the hole configuration.
round internal hexagon
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
FF-S-86 fed std 1st material response
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
passivate
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
QQ-P-34 fed spec single treatment response
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unrf
The document designator of the specification or standard which established the item of supply.
80205-NAS1351 professional/industrial association standard
Answers.
Unrf
Steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384
28
0.044 inches minimum and 0.050 inches maximum
Flat fillister
1.000 inches
Right-hand
3a
Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
NSN 5305-01-384-2577 SCREW,CAP,SOCKET HEAD
Used on pacer dawn. unrf thread series passivate surface treated 28 thread quantity per inch 0.044" hole diameter flat fillister head style 1.000" thread length right-hand 3a thread class
- NIIN
- 013842577
- NIIN Date
- 12/10/93
- Schedule B
- 7318152000
- Name Code
- 16282
- FIIG
- A003B0
- 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
Major End Users Countries and entities
- - Taiwan, Province of China
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NAS1351C4H23 / Screw,cap,socket headWhat is the formal definition of this item?
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.
