Needle Roller Bearing
AC18739
(NSN) National Stock Number
3110-00-684-5719
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00051
Schedule B Code
8482400000
Summary
0.3750 inches minimum and 0.3765 inches maximum bore diameter, 1.7900 inches minimum and 1.8100 inches maximum overall outside diameter, 0.5600 inches minimum and 0.5700 inches maximum outer ring width, 0.6200 inches minimum and 0.6250 inches maximum inner ring width, ground surface finish, rigid alignment type
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 3 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | KZ |
Identification
A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 00051 | A044A0 | - | 1 |
Specifications
Bore Diameter
0.3750 inches minimum and 0.3765 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
1.7900 inches minimum and 1.8100 inches maximum
Details
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.Outer Ring Width
0.5600 inches minimum and 0.5700 inches maximum
Details
None.Inner Ring Width
0.6200 inches minimum and 0.6250 inches maximum
Details
None.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.Standard Tolerance Designation
afbma std tolerance for industrial needle bearings
Details
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.Special Features
oil hole in inner ring
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.Surface Treatment
cadmium all external/exposed metal surfaces
Details
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.Surface Treatment
chromium outer ring
Details
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.Surface Treatment
chromium shield side
Details
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.Style Designator
airframe, hardened and ground, non-separable
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 |
|---|---|---|---|---|---|---|---|
| AC18739 | 3NPS1 | 3 | - | 5 | 2 | - | ZZ |
| YR-1-7/8-9 REV A | 07484 | 5 | - | 3 | 2 | - | ZZ |
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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Manufacturer
TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT
CAGE: 60380
LEBANON
, NH
, 03766-2614
UNITED STATES
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FAQs
Frequently asked questions for NSN 3110-00-684-5719
What is the NIIN of the NSN 3110-00-684-5719?
The National Item Identification Number (NIIN) of the NSN 3110-00-684-5719 is 00-684-5719
When the NSN 3110-00-684-5719 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3110-00-684-5719 contain any precious metals?
Does not contain precious metal
Does the NSN 3110-00-684-5719 contain any hazardous material?
No data in HMIRS
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