Assembled Washer Screw
508-3-8
(NSN) National Stock Number
5305-00-685-7660
Federal Supply Classification
5305 Screws
Item Name Code
06660
Schedule B Code
7415338550
Summary
2a thread class, right-hand thread direction, 0.333 inches minimum thread length, 0.375 inches nominal fastener length, binding head style, 0.335 inches nominal head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 5 |
| 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 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
0.333 inches minimum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
0.375 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
binding
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.335 inches nominal
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Head Height
0.092 inches nominal
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
0.164 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.Primary Washer Outside Diameter
0.335 inches nominal
Details
None.Primary Washer Style
flat internal teeth
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.Primary Washer Material Thickness
0.042 inches nominal
Details
None.Material
copper alloy 260 fastener
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel comp 410 primary washer
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
nickel fastener
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
passivate primary washer
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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 508 3/8 | 00781 | 5 | - | 3 | 9 | - | KZ |
| 508-00240 | 00781 | 5 | - | 5 | 9 | - | SE |
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 |
|---|---|---|---|
| 50590 | - | Q | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 5305-00-685-7660
What is the NIIN of the NSN 5305-00-685-7660?
The National Item Identification Number (NIIN) of the NSN 5305-00-685-7660 is 00-685-7660
When the NSN 5305-00-685-7660 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-685-7660 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-685-7660 contain any hazardous material?
No data in HMIRS
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