MBB957

MBB957 Retaining Bearing Plate

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Datasheet. MBB957 specification

Cross-sectional Shape Style
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.

counterbored w/aperture

Counterbore Diameter
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.

0.4998in. and 0.5002in.

Counterbore Depth
The depth of the process used to enlarge part of a hole.

0.156in. and 0.161in.

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

1.750in.

Mounting Hole Diameter
The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.

0.060in.

Aperture Diameter
The length of a straight line which passes through the center of an aperture,and terminates at the circumference.

0.453in.

Mounting Hole Arrangement Style
The style designation indicating the configuration that most nearly corresponds to the arrangement of the mounting hole(s).

single bolt hole circle

Corner Radius
A measurement of a straight line from the midpoint of a rounded corner to its periphery.

0.003in.

Bolt Circle Hole Quantity
The number of holes in a bolt circle.

6

Overall Thickness
An overall measurement of the smallest dimension of an item,in distinction from length or width.

0.078in.

Mounting Bolt Circle Diameter
The length of a straight line which passes through the center of a mounting bolt circle,and terminates at the circumference.

1.497in. and 1.503in.

Raised Surface Height
A measurement from the bottom to the top of a raised surface,in distinction from depth.

0.078in.

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

80

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.060in. ⁓1/16"

Criticality Code Justification
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.

aawy

Mounting Hole Type
Indicates the type of mounting hole(s) provided on the item.

round, threaded

First Raised Surface Outside Diameter

0.999in. and 1.000in.

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.

od raised surface concentric w/id of counterbored within 0.001 in.tir; right end surface of left flange and bottom surface of counterbored perpendicular w/id of counterbored within 0.001 in.respectively; 6 holes concentric w/id counterbored within 0.005 in.tir; raised surface feature:included; aperture and aperture shape:round; aperture corner radius:0.003 in.; aperture type:counterbored; shape:round

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

aluminum alloy 2024

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

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.

unf

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf

What material is the retaining bearing plate made of ?

Aluminum alloy 2024

What is the thread quantity per inch?

80

What is the outside diameter?

1.750 inches

What is the NSN for MBB957?

3110-00-316-0662

How is this classified for shipping?

Schedule B number: 8482997090
nmfc 114820
Parts, for roller bearings or for combined ball/roller bearings

What's the federal classification of MBB957?

FSC 3110 ⁓ Bearings, antifriction, unmounted

Note-this class includes bearings that generally have roller or balls confined by an inner and outer ring to relieve friction in/on/around rotating/moving mechanisms.

Excluding plain bearings (fsc 3120); jewel bearings (fsc 3120)

NSN 3110-00-316-0662 PLATE,RETAINING,BEARING

unf thread series cadmium surface treated od raised surface concentric w/id of counterbored within 0.001 in.tir; right end surface of left flange 80 thread quantity per inch 1.750" outside diameter

NIIN
003160662
NIIN Date
11/11/73
Schedule B
8482997090 
Name Code
22293
FIIG
A093A0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$111.58 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

Major End Users Countries and entities

  • - Department of The Army 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
77.5 
LCL (less than a car load rating)
77.5
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
Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing 
Commodity (for shipments via water)
Bearings 
NMFC (national motor freight code)
114820 BEARINGS/BUSHINGS NOI BALL/ROLLER 
UFC (universal freight code)
58860 

Similar by Design Other plates with similar characteristics

Nothing similar to this part number was found in our inventory

MBB957 / Plate,retaining,bearingWhat is the formal definition of this item?

A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. it must have drilled and/or tapped holes for mounting purposes. excludes end bell, electrical rotating equipment.