Thrust Roller Bearing
T251W
(NSN) National Stock Number
3110-00-117-0777
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00020
Schedule B Code
8482800080
Summary
1.0575 inches minimum and 1.0675 inches maximum overall height, 2.5080 inches minimum and 2.5120 inches maximum bore diameter, 4.3750 inches minimum and 4.3800 inches maximum overall outside diameter, ground surface finish, rigid alignment type, single thrust directional capability designation
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | XX |
Identification
An antifriction bearing having a roller rolling element, designed to resist axial thrust, or to support an axial load.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 00020 | A044A0 | - | 1 |
Specifications
Overall Height
1.0575 inches minimum and 1.0675 inches maximum
Details
The distance measured in a straight line from the bottom to the top of an item.Bore Diameter
2.5080 inches minimum and 2.5120 inches maximum
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Overall Outside Diameter
4.3750 inches minimum and 4.3800 inches maximum
Details
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.Surface Finish
ground
Details
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.Alignment Type
rigid
Details
Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.Thrust Directional Capability Designation
single
Details
A designation of the directional operating capability of the item.Special Features
w/oil hole in band also radius at obre chamfer 1/32 in. by 45 deg
Details
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 on one or more other functions.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
tapered rollers, banded od
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| T251W | 03533 | 5 | - | 5 | 9 | - | XX |
| 251W | 60038 | X | - | 5 | 1 | - | XX |
| 4438 | 99557 | 5 | - | 3 | 2 | - | ZZ |
| 370191968 | 70885 | X | - | 5 | 9 | - | XX |
| 5555785 | 55102 | 5 | - | 3 | 2 | - | KZ |
| T251W | 55102 | 5 | - | 5 | 9 | - | KZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 58860 | - | P | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 742 | Z | 9 |
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FAQs
Frequently asked questions for NSN 3110-00-117-0777
What is the NIIN of the NSN 3110-00-117-0777?
The National Item Identification Number (NIIN) of the NSN 3110-00-117-0777 is 00-117-0777
When the NSN 3110-00-117-0777 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 3110-00-117-0777 contain any precious metals?
Does not contain precious metal
Does the NSN 3110-00-117-0777 contain any hazardous material?
No data in HMIRS
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