Ball Bearing Unit
31J57
(NSN) National Stock Number
3130-00-055-1596
Federal Supply Classification
3130 Mounted Bearings
Item Name Code
30556
Schedule B Code
8482991050
Summary
0.4062 inches nominal mounting slot width, 0.5625 inches nominal mounting slot length, 1.0000 inches nominal bore diameter, 0.3750 inches nominal base thickness, 4.0000 inches nominal center to center distance between mounting holes along width, 2.6562 inches nominal housing height
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | C |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 1 | 9X | - | ZZ |
Identification
An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 30556 | A093A0 | - | 1 |
Specifications
Mounting Slot Width
0.4062 inches nominal
Details
A measurement taken at right angles to the length of the mounting slot,in distinction from thickness.Mounting Slot Length
0.5625 inches nominal
Details
A measurement of the longest dimension of the mounting slot,in distinction from width.Bore Diameter
1.0000 inches nominal
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Base Thickness
0.3750 inches nominal
Details
A measurement of the smallest dimension of a base,in distinction from length or width.Center To Center Distance Between Mounting Holes Along Width
4.0000 inches nominal
Details
A measurement of the center to center distance between the mounting holes along the width.Housing Height
2.6562 inches nominal
Details
None.Housing Width
5.0000 inches nominal
Details
A measurement taken at right angles to the length of a housing,in distinction from thickness.Base Length
1.2500 inches nominal
Details
A measurement of the longest dimension of the base,in distinction from width.Rolling Element Groove Quantity
1
Details
The number of grooves in which the rolling element rides.Alignment Type
self-aligning
Details
Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.Internal Fit-Up Designation
standard
Details
The designation specifying the type of fit as recognized by industrial and governmental agencies.Assembly Overall Length
1.2188 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the assembly.Seal Type
labyrinth
Details
Indicates the type of seal included with the item.Block Type
fixed
Details
Indicates the type of block.Shaft End Type
open
Details
Indicates the type of shaft end provided.Seal Location
both ends
Details
Indicates the location of the seal.Load Capability Type
radial and thrust
Details
Indicates the type of load capability.Height From Bottom Of Base To Bore Centerline
1.4375 inches nominal
Details
None.Features Provided
ground rolling element groove
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Rotating Element Locking Method
direct
Details
The means of locking the rotating element of the bearing to the shaft.Mounting Hole Type
slotted
Details
Indicates the type of mounting hole(s) provided on the item.Lubrication Material
grease
Details
The chemical compound or mechanical mixture properties with which the item is lubricated.Material
iron malleable housing
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel bearing surface
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
pillow block, solid
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 |
|---|---|---|---|---|---|---|---|
| 11026024-1 | 18876 | 1 | - | 3 | 2 | - | BD |
| 31J57 | 05643 | 5 | - | 5 | 9 | - | KZ |
| LP-16 | 57448 | 4 | - | 5 | 9 | - | KZ |
| LP16 | 02695 | 4 | - | 5 | 9 | - | BD |
| 20204 | 31849 | 3 | - | C | 1 | - | ZZ |
| LP-16 | 54686 | 3 | - | C | 1 | - | ZZ |
| 31J57 | 7T795 | 5 | - | 5 | 9 | - | KZ |
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 |
|---|---|---|---|
| 58770 | - | W | - |
| 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
FAQs
Frequently asked questions for NSN 3130-00-055-1596
What is the NIIN of the NSN 3130-00-055-1596?
The National Item Identification Number (NIIN) of the NSN 3130-00-055-1596 is 00-055-1596
When the NSN 3130-00-055-1596 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3130-00-055-1596 contain any precious metals?
Type/content is unknown
Does the NSN 3130-00-055-1596 contain any hazardous material?
No data in HMIRS
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