Thumbscrew
8008427
(NSN) National Stock Number
5305-00-800-8427
Federal Supply Classification
5305 Screws
Item Name Code
06673
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 0.359 inches minimum and 0.391 inches maximum thread length, 1.078 inches minimum and 1.109 inches maximum fastener length, knurled no. 1 head style, 1.234 inches minimum and 1.266 inches maximum head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | BD |
Identification
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, splined or smoothed, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 06673 | 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
0.359 inches minimum and 0.391 inches maximum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
1.078 inches minimum and 1.109 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
knurled no. 1
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
1.234 inches minimum and 1.266 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
0.359 inches minimum and 0.391 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.Shoulder Diameter
0.625 inches nominal first shoulder
Details
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.Shoulder Length
0.250 inches nominal first shoulder
Details
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.Point Length
0.109 inches minimum and 0.141 inches maximum
Details
A measurement of the longest dimension of the point,in distinction from width.First Diameter From Head
0.229 inches minimum and 0.239 inches maximum
Details
None.Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.578 inches minimum and 0.609 inches maximum
Details
None.Point Style
flat
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.Nominal Thread Diameter
0.312 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
18
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Externally Relieved Body Diameter Quantity
1
Details
The number of externally relieved diameters on the body,adjacent to the head.Point Chamfer Angle
45.0 degrees nominal
Details
None. replaced by mrc csyt with isac 0368.Shoulder Shape
round first shoulder
Details
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.Material
steel comp 416 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
qq-s-764,cond a fed spec single 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
mil-std-171,finish no.5.4.1,type 3 mil std 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
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
US ARMY AVIATION AND MISSILE COMMAND
CAGE: 18876
REDSTONE CENTRAL
, AL
, 35898-5000
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5305-00-800-8427
What is the NIIN of the NSN 5305-00-800-8427?
The National Item Identification Number (NIIN) of the NSN 5305-00-800-8427 is 00-800-8427
When the NSN 5305-00-800-8427 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Mon, Jan 1, 1962
Does the NSN 5305-00-800-8427 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-800-8427 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.