Socket Head Cap Screw
9406762
(NSN) National Stock Number
5305-00-021-2577
Federal Supply Classification
5305 Screws
Item Name Code
16282
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 0.875 inches minimum thread length, 1.485 inches minimum and 1.530 inches maximum fastener length, flat chamfer head style, 0.367 inches minimum and 0.375 inches maximum head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | HD |
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
0.875 inches minimum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
1.485 inches minimum and 1.530 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
0.367 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.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.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
cadmium overall or zinc 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.Thread Series Designator
unf
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.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 |
Certified Supplier
Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.
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Manufacturer
FAQs
Frequently asked questions for NSN 5305-00-021-2577
What is the NIIN of the NSN 5305-00-021-2577?
The National Item Identification Number (NIIN) of the NSN 5305-00-021-2577 is 00-021-2577
When the NSN 5305-00-021-2577 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Wed, Apr 17, 1968
Does the NSN 5305-00-021-2577 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-021-2577 contain any hazardous material?
No data in HMIRS
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