HKDB7900-4-D-2.5

HKDB79004D25 Panel Screw Assembly

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Datasheet. HKDB7900-4-D-2.5 specification

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

3a

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.

0.203in. ⁓13/64"

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.

0.188in. and 0.250in. ⁓1/4"

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

fillister

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.219in.

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

0.110in. ⁓1/8"

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

hexagon

Material Accommodated Thickness
The thickness of the material to be accommodated.

0.130in.

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

0.112in. (UTS #4)

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.094in. ⁓3/32"

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

40

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

captive screw, cap skt head, low profile, internal float

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

this has a float of 0.116in. and 0.025in.

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

steel corrosion resisting

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

ams 5735, heat treat to 160 ksi min u.t.s. assn std single material response

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.

passivate

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-35 fed spec single treatment response

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.

unjc

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unjc

What material is the panel screw assembly made of ?

Steel corrosion resisting

What is the thread quantity per inch?

40

What is the head style?

Fillister

What is the thread length?

0.203 inches

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for HKDB7900-4-D-2.5?

5305-01-530-7392

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 096640
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of HKDB7900-4-D-2.5?

FSC 5305 ⁓ Screws

NSN 5305-01-530-7392 SCREW ASSEMBLY,PANEL

unjc thread series passivate surface treated this has a float of 0.116" captive screw, cap skt head, low profile, internal float 40 thread quantity per inch fillister head style 0.203" thread length right-hand 3a thread class

NIIN
015307392
NIIN Date
06/09/05
Schedule B
7318152000 
Name Code
33044
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$31.88 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

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

1. HLDB7900-4-D-2.5 Cage 97928

Major End Users Countries and entities

  • - Department of The Air Force 

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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)
096640 SCREWS, IRON OR STEEL 
UFC (universal freight code)
50600 

Similar by Design Other screw assemblys with similar characteristics

Nothing similar to this part number was found in our inventory

HKDB7900-4-D-2.5 / Screw assembly,panelWhat is the formal definition of this item?

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. attached to panel by threaded bushing or by flaring end of stand-off, or bushing. used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. may be spring loaded.