Rod End Plain Bearing
C631-4-3
(NSN) National Stock Number
3120-00-239-7684
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
13209
Schedule B Code
8483308055
Summary
0.3741 inches minimum and 0.3746 inches maximum shank diameter, hollow, unthreaded shank style, 3.3812 inches nominal overall length, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.7400 inches minimum and 0.7850 inches maximum outer member outside diameter, 2.9900 inches minimum and 3.0100 inches maximum bore center to shank end distance
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 1 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | TG |
Identification
A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 13209 | A045A0 | - | 1 |
Specifications
Shank Diameter
0.3741 inches minimum and 0.3746 inches maximum
Details
The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.Shank Style
hollow, unthreaded
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.Overall Length
3.3812 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.Bore Diameter
0.2495 inches minimum and 0.2500 inches maximum
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Outer Member Outside Diameter
0.7400 inches minimum and 0.7850 inches maximum
Details
None.Bore Center To Shank End Distance
2.9900 inches minimum and 3.0100 inches maximum
Details
None.Outer Member Width
0.2760 inches minimum and 0.2860 inches maximum
Details
None.Inner Member Width
0.3700 inches minimum and 0.3750 inches maximum
Details
None.Shank Inside Diameter
1.2460 inches minimum and 1.2540 inches maximum
Details
None.Shank Hole Length
1.0000 inches nominal
Details
None.Static Radial Load Rating
2400 pounds
Details
The limiting radial load which the item can carry at rest without permanent deformation of the stressed surface or the danger of fracture.Hardness Rating
32.0 rockwell c minimum and 55.0 rockwell c maximum inner member
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Special Features
shank bore to be offset from center line of rod end 0.0125 in.
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
plastic polytetrafluoroethylene race liner
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel comp 440c inner member
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel comp 630 rod end body
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel corrosion resisting outer race member
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
ball type
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Test Data Document
81349-mil-i-6866 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.).
Details
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| ART4E-3-20 | 50294 | 5 | - | 3 | 2 | - | KZ |
| 177150-1 | 09455 | 5 | - | 3 | 2 | - | TG |
| MKV4DE | 73134 | 5 | - | 3 | 2 | - | TG |
| DREM4-333 | 81367 | 5 | - | 5 | 9 | - | TG |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 58860 | - | Q | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 742 | Z | 9 |
Certified Supplier
Order with confidence, we are a valued certified supplier serving customers in the military and aerospace industries.
- ISO9001 / AS9100 Quality Standards
- HAZMAT Certified
- On Time Delivery
- Qualified Sales Team
- Counterfeit Parts Prevention
- 100% Product Inspections
Manufacturer
LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY
CAGE: 81755
FORT WORTH
, TX
, 76108-3619
UNITED STATES
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FAQs
Frequently asked questions for NSN 3120-00-239-7684
What is the NIIN of the NSN 3120-00-239-7684?
The National Item Identification Number (NIIN) of the NSN 3120-00-239-7684 is 00-239-7684
When the NSN 3120-00-239-7684 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Nov 5, 1969
Does the NSN 3120-00-239-7684 contain any precious metals?
Type/content is unknown
Does the NSN 3120-00-239-7684 contain any hazardous material?
No data in HMIRS
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