Socket Head Cap Screw
NAS1351C4-20
(NSN) National Stock Number
5305-00-235-9883
Federal Supply Classification
5305 Screws
Item Name Code
16282
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 1.210 inches minimum and 1.250 inches maximum thread length, 1.234 inches minimum and 1.281 inches maximum fastener length, flat chamfer head style, 0.365 inches minimum and 0.375 inches maximum head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 4 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | 9Z |
Identification
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.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 16282 | A003B0 | - | 1 |
Specifications
Thread Class
3a
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand
Details
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.Thread Length
1.210 inches minimum and 1.250 inches maximum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
1.234 inches minimum and 1.281 inches maximum
Details
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.Head Style
flat chamfer
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.365 inches minimum and 0.375 inches maximum
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Head Height
0.244 inches minimum and 0.250 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.Internal Drive Style
hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.End Item Identification
armored multi-purpose vehicle (ampv)
Details
The national stock number or the identification information of the end equipment for which the item is a part.Nominal Thread Diameter
0.250 inches
Details
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.Width Across Flats
0.188 inches minimum and 0.190 inches maximum
Details
The shortest straight line between flats,perpendicular to the height.Thread Quantity Per Inch
28
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Minimum Tensile Strength
80000 pounds per square inch
Details
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.Hardness Rating
80.0 rockwell b minimum overall
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Minimum Yield Strength
30000 pounds per square inch
Details
The stress at which a material exhibits a specified limiting deviation from the proportionality of stress or strain.Material
steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
66 fed std 1st material response or 66 fed std 2nd material response or 66 fed std 3rd material response or 66 fed std 4th material response or 66 fed std 5th material response or astm a493 assn std 6th material response overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Surface Treatment
passivate overall
Details
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.Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Details
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.Thread Series Designator
unrf
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 10125070 | A486G | 9 | - | 6 | 9 | - | WF |
| AOL4166-419 | 57472 | 5 | - | 5 | 2 | - | KZ |
| 965811-418C | 82577 | 5 | - | 5 | 2 | - | KZ |
| AIC811-4-20 | 06725 | 5 | - | 5 | 2 | - | KZ |
| 73573-4-20C | 56878 | 5 | - | 5 | 2 | - | KZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 50600 | - | Q | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
Provided with every order
Order with confidence, we are a valued certified supplier serving customers in the military and aerospace industries.
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- 7 Year Record Retention
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Manufacturer
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
CAGE: 80205
ARLINGTON
, VA
, 22209
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-235-9883
What is the NIIN of the NSN 5305-00-235-9883?
The National Item Identification Number (NIIN) of the NSN 5305-00-235-9883 is 00-235-9883
When the NSN 5305-00-235-9883 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Fri, Oct 31, 1969
Does the NSN 5305-00-235-9883 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-235-9883 contain any hazardous material?
No data in HMIRS
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