Assembled Washer Screw
BACS12N8-7
(NSN) National Stock Number
5305-00-807-9075
Federal Supply Classification
5305 Screws
Item Name Code
06660
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 0.296 inches minimum thread length, 0.406 inches minimum and 0.437 inches maximum fastener length, flat countersunk head style, 0.275 inches minimum and 0.305 inches maximum head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | KZ |
Identification
A screw, (as modified) to which has been assembled one or more nonremovable washer(s).
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 06660 | 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
0.296 inches minimum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
0.406 inches minimum and 0.437 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 countersunk
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.275 inches minimum and 0.305 inches maximum
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Washer Quantity
1
Details
The number of washers included on the item.Internal Drive Style
cross recess type 1
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.Nominal Thread Diameter
0.164 inches
Details
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.Thread Quantity Per Inch
32
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Minimum Tensile Strength
125000 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
28.0 rockwell c minimum overall and 34.0 rockwell c maximum overall
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Countersink Angle
100.0 degrees nominal
Details
The included angle of the countersink.Primary Washer Outside Diameter
0.645 inches minimum and 0.665 inches maximum
Details
None.Primary Washer Style
dome internal teeth
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.Primary Washer Material Thickness
0.017 inches nominal
Details
None.Secondary Washer Material Thickness
0.017 inches nominal
Details
None.Material
steel comp 1022 overall or steel comp 1050 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Thread Series Designator
unc
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 |
|---|---|---|---|---|---|---|---|
| CA3105-832-6 | 78189 | 5 | - | C | 1 | - | KE |
| CA3105-832-7 | 78189 | 5 | - | 5 | 9 | - | KE |
| H63-080715-04 | 78189 | 5 | - | 5 | 9 | - | 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 |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 5305-00-807-9075
What is the NIIN of the NSN 5305-00-807-9075?
The National Item Identification Number (NIIN) of the NSN 5305-00-807-9075 is 00-807-9075
When the NSN 5305-00-807-9075 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Mon, Jan 1, 1962
Does the NSN 5305-00-807-9075 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-807-9075 contain any hazardous material?
No data in HMIRS
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