990C837H01

990C837H01 Cap Hexagon Head Screw

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Datasheet. 990C837H01 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2a

Thread Direction
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.

RIGHT-Hand

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

1.474in. and 1.750in. ⁓1-3/4"

Fastener Length
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.

1.630in. and 1.750in. ⁓1-3/4"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

hexagon

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.226in. and 0.243in. ⁓1/4"

Width Between Flats

0.551in. and 0.562in.

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.375in. ⁓3/8"

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

16

Minimum Tensile Strength
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.

60000 pounds per square inch

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

copper alloy 462 or copper alloy 464

Surface Treatment
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.

cadmium and chromate

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-416, ty 2 cl 2 fed spec all treatment responses

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unc

Answers.

What class is the thread series?

Unc

What material is the cap hexagon head screw made of ?

Copper alloy 462 or copper alloy 464

What is the thread quantity per inch?

16

What is the head style?

Hexagon

What is the thread length?

1.474 inches minimum and 1.750 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 990C837H01?

5305-01-005-0468

How is this classified for shipping?

Schedule B number: 7415338550
nmfc 096630
Other copper screws (not for wood) bolts and nuts

What's the federal classification of 990C837H01?

FSC 5305 ⁓ Screws

NSN 5305-01-005-0468 SCREW,CAP,HEXAGON HEAD

unc thread series cadmium surface treated 16 thread quantity per inch hexagon head style 1.474" thread length right-hand 2a thread class

NIIN
010050468
NIIN Date
06/19/75
Schedule B
7415338550 
Name Code
18257
FIIG
A003B0
Item Weight
0.200lbs
Item Dimensions
--
QUP
 
Historical Price
$2.35 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Poland 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
096630 SCREWS NOI BRASS/BRONZE/COPPER 
UFC (universal freight code)
50590 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

990C837H01 / Screw,cap,hexagon headWhat is the formal definition of this item?

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.