BM17020-9-39A

BM17020939A Shear Bolt

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Datasheet. BM17020-9-39A specification

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

3a

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

0.564in. and 0.631in. ⁓41/64"

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.

3.012in. and 3.059in. ⁓3-1/16"

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

0.318in. and 0.338in. ⁓11/32"

Width Between Flats

0.865in. and 0.877in.

Grip Diameter
The length of a straight line which passes through the center of the grip,and terminates at the circumference.

0.5607in. and 0.5616in.

Grip Length
A measurement of the longest dimension of the grip,in distinction from width.

2.428in. and 2.448in.

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.

navy special project

Answers.

What quantity is this sold in?

1EA

What is the grip length?

2.428 inches minimum and 2.448 inches maximum

What is the thread length?

0.564 inches minimum and 0.631 inches maximum

What is the thread class?

3a

What is the NSN for BM17020-9-39A?

5306-01-042-4432

What's the federal classification of BM17020-9-39A?

FSC 5306 ⁓ Bolts

NSN 5306-01-042-4432 BOLT,SHEAR

navy special project 2.428" grip length 0.564" thread length 3a thread class

NIIN
010424432
NIIN Date
06/10/77
Schedule B
 
Name Code
15903
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
QUP
Historical Price
$892.98 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

1. EWSB22D9A39 Cage 56878
2. AIC516B9-39 Cage 06725
3. EWSB22D9A39 Cage 80539
4. BM17090-9-39A Cage 97928
5. VS3071-9F39 Cage 06950
6. BM17090-9-39A Cage 17446
7. GB511B9-39 Cage 26512
8. H401-9-39 Cage 97928
9. VS3071-9F39 Cage 92215

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
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)
Bolts or nuts (iron or steel),(less than 35 feet) 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other bolts with similar characteristics

Nothing similar to this part number was found in our inventory

BM17020-9-39A / Bolt,shearWhat is the formal definition of this item?

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. the head is designed to accommodate an external wrench or driver. the head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. the unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. a locking feature may be incorporated in the design of the head or threads. see bolt, machine and bolt, clevis.