Assembled Washer Screw
228A1-0069
(NSN) National Stock Number
5305-00-042-0992
Federal Supply Classification
5305 Screws
Item Name Code
06660
Schedule B Code
-
Summary
2a thread class, 0.625 inches minimum thread length, 0.625 inches nominal fastener length, round head style, 0.443 inches minimum and 0.472 inches maximum head diameter, 0.160 inches minimum and 0.175 inches maximum head height
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | XX |
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
2a
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Length
0.625 inches minimum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
0.625 inches nominal
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
round
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.443 inches minimum and 0.472 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
0.160 inches minimum and 0.175 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.Washer Quantity
1
Details
The number of washers included on the item.Internal Drive Style
slot
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.Thread Quantity Per Inch
20
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Primary Washer Outside Diameter
0.460 inches minimum and 0.475 inches maximum
Details
None.Primary Washer Style
flat external teeth
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.Primary Washer Material Thickness
0.023 inches minimum and 0.028 inches maximum
Details
None.Surface Treatment
cadmium 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
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.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 |
Certified Supplier
Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.
- Genuine Manufacturers Parts
- 100% Product Inspection
- 7 Year Sales Record Retention
- Fast On-Time Delivery
- HAZMAT Certified
- Global Shipping
Manufacturer
FAQs
Frequently asked questions for NSN 5305-00-042-0992
What is the NIIN of the NSN 5305-00-042-0992?
The National Item Identification Number (NIIN) of the NSN 5305-00-042-0992 is 00-042-0992
When the NSN 5305-00-042-0992 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-042-0992 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-042-0992 contain any hazardous material?
No data in HMIRS
Can't Find It
If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.