NSN 3110-01-091-3957 M9112WOVM101, M9112WOVM-101, SB1137101
Product Details | DUPLEX BALL BEARING
3110-01-091-3957 Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
Part Alternates: M9112WOVM101, M9112WOVM-101, SB1137101, SB1137-101, 112KD400B, 112-KD-400-B, 3M9112WOVMMBRDBA2232, 3110-01-091-3957, 01-091-3957, 3110010913957, 010913957
Bearings | Bearings, Antifriction, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 07 MAR 1980 | 01-091-3957 | 30213 ( BEARING, BALL, DUPLEX ) |
Demand History | NSN 3110-01-091-3957
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| SB1137-101 | 2025-09-245 | 20 | DIBBS |
| SB1137-101 | 2025-06-154 | 79 | DIBBS |
| SB1137-101 | 2024-06-154 | 17 | DIBBS |
| SB1137-101 | 2022-10-293 | 126 | DIBBS |
| SB1137-101 | 2022-04-118 | 84 | DIBBS |
| 3110-01-091-3957 | 2020-10-304 | 1 | DIBBS-RFPs |
| 3110-01-091-3957 | 2018-11-316 | 65 | DIBBS |
| 3110-01-091-3957 | 2017-07-209 | 1 | DIBBS-RFPs |
| 3110-01-091-3957 | 2017-05-127 | 65 | DIBBS |
| 3110-01-091-3957 | 2017-03-74 | 65 | DIBBS |
| 3110-01-091-3957 | 2015-04-98 | 10 | DIBBS |
| 3110-01-091-3957 | 2015-01-13 | 15 | DIBBS |
Cross Reference | NSN 3110-01-091-3957
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 112-KD-400-B | 38443 | SKF USA INC DBA SKF AEROENGINE NORTH AMERICA |
| 3M9112WOVMMBRDBA2232 | 21335 | TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE |
| M9112WOVM-101 | 21335 | TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE |
| SB1137-101 | 36069 | FAG AEROSPACE INC |
| SB1137-101 | 38443 | SKF USA INC DBA SKF AEROENGINE NORTH AMERICA |
| SB1137-101 | 78118 | MPB CORPORATION DBA TIMKEN AEROSPACE |
| SB1137-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Related Products | NSN 3110-01-091-3957
Technical Data | NSN 3110-01-091-3957
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BALL STEEL INNER RING STEEL OUTER RING COPPER ALLOY 864 RETAINER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6444 ASSN STD SINGLE MATERIAL RESPONSE BALL AMS 6444 ASSN STD SINGLE MATERIAL RESPONSE INNER RING AMS 6444 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING ASTM-B-147,81346 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| STYLE DESIGNATOR | 92A NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING |
| OVERALL WIDTH | 1.3973 INCHES MINIMUM AND 1.4173 INCHES MAXIMUM |
| BORE DIAMETER | 2.3618 INCHES MINIMUM AND 2.3622 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 3.7398 INCHES MINIMUM AND 3.7402 INCHES MAXIMUM |
| SURFACE FINISH | GROUND |
| LOAD DIRECTION | RADIAL |
| INTERNAL CLEARANCE | 0.0027 INCHES MINIMUM RADIAL AND 0.0033 INCHES MAXIMUM RADIAL |
| SPECIAL FEATURES | STABILIZED FOR OPERATION FROM M65DEG F TO P375 DEG F |
| TEST DATA DOCUMENT | 78286-SB1137-101 DRAWING |
| MANUFACTURERS CODE | 78286 |
| MFR SOURCE CONTROLLING REFERENCE | SB1137-101 |
Restrictions/Controls & Freight Information | NSN 3110-01-091-3957
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | F | The item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP). |
| Category | Code | Description |
|---|---|---|
| NMF Description | 114820 | BEARINGS/BUSHINGS NOI BALL/ROLLER |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 742 | unknown |
| Originating Activity Code | CT | U.S. Army Aviation and Missile Command (AIR) Redstone Arsenal, AL 35898-5230 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |
Management | NSN 3110-01-091-3957
| Category | Code | Description |
|---|---|---|
| Materiel Category and Inventory Manager | T | Industrial Supplies (DLA/GSA Items) |
| Appropriation and Budget Activity | 2 | Stock Fund Secondary Items |
| Management Inventory Segment | 2 | NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable. |
| Specific Group/Generic Code | 0 | Medical Materiel |
| Weapons Systems/End Item or Homogeneous Group | 00 | DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item |
| Accounting Requirements Code | X | Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items. |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DA | Department of the Army |
| Service Organization | A | U.S. Army |
| Reparability | Z | This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item. |
| Acquisition Advice Codes | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |
| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors. |
| Price Validation | N | The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
|
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| Acquisition Advice Codes | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



