BACB10A690

View detailed technical data, stock status, and sourcing information for: BACB10A690

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BACB10A690
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-01-037-1255
Item Name Code
00041
Assigment Date
03/14/1977 (49 years ago)

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,ball,annular.

0.5530 inches minimum and 0.5580 inches maximum inner ring width, 0.3700 inches minimum and 0.3750 inches maximum outer ring width, 1.2495 inches minimum and 1.2500 inches maximum overall outside diameter, 2 seal quantity, 0.3120 inches minimum and 0.3125 inches maximum bore diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bore Diameter
0.3120 inches minimum and 0.3125 inches maximum
Overall Outside Diameter
1.2495 inches minimum and 1.2500 inches maximum
Outer Ring Width
0.3700 inches minimum and 0.3750 inches maximum
Inner Ring Width
0.5530 inches minimum and 0.5580 inches maximum
Seal Quantity
2
Bearing Seal Type
contact
Load Direction
radial
Lubrication Material
grease
Lubrication Material Document And Classification
mil-g-23827 mil spec single material response
Material
plastic tetrafluoroethylene seal
Material
steel comp e52100 ball
Material
steel comp e52100 inner ring
Material
steel comp e52100 outer ring
Surface Treatment
cadmium all external/exposed metal surfaces
Style Designator
single row inner ring extended both sides

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-01-049-0694 No Name Available 02/01/1985

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
BACB10A690 Airframe Ball Bearing
BACB10BY5 Airframe Ball Bearing
KP-5MIL-G-23827 Airframe Ball Bearing
KP5-G27 Airframe Ball Bearing
KP5E6531 Airframe Ball Bearing
KP5FS428 Airframe Ball Bearing
LLKP-5 Airframe Ball Bearing
MS27640-5G Airframe Ball Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-01-037-1255?
The FSCG of the NSN 3110-01-037-1255 is 3110
Does the NSN 3110-01-037-1255 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105068
Does NSN 3110-01-037-1255 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3110-01-037-1255 contain precious materials?
Precious metal content is unknown
Does NSN 3110-01-037-1255 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3110-01-037-1255 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Mon, Mar 14, 1977

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