Plain Bearing Unit

31261-4

31261-4
(NSN) National Stock Number
3130-00-625-9395
Federal Supply Classification
3130 Mounted Bearings
Item Name Code
30557
Schedule B Code
8482997090
Summary

0.2850 inches maximum mounting hole diameter, 0.8100 inches nominal base thickness, 2.7500 inches nominal center to center distance between mounting holes along width, 1.9000 inches nominal housing height, 1.0000 inches nominal housing length, 3.2500 inches nominal housing width

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - XX
Identification

An assembled unit, composed of a housing incorporating a plain bearing, or bearings, designed to meet various or specific conditions of mounting.

INC FIIG Concept Condition
30557 A093A0 - 1
Specifications
Mounting Hole Diameter
0.2850 inches maximum
Details The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.
Base Thickness
0.8100 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
2.7500 inches nominal
Details A measurement of the center to center distance between the mounting holes along the width.
Housing Height
1.9000 inches nominal
Details None.
Housing Length
1.0000 inches nominal
Details A measurement of the longest dimension of the housing,in distinction from width.
Housing Width
3.2500 inches nominal
Details A measurement taken at right angles to the length of a housing,in distinction from thickness.
Lubrication Fitting Type
hydraulic
Details Indicates the type of fitting used to lubricate the item.
Base Length
1.0000 inches nominal
Details A measurement of the longest dimension of the base,in distinction from width.
Alignment Type
rigid
Details Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.
Shaft End Type
open
Details Indicates the type of shaft end provided.
Load Capability Type
radial
Details Indicates the type of load capability.
Height From Bottom Of Base To Bore Centerline
1.2500 inches nominal
Details None.
Mounting Hole Type
round, unthreaded
Details Indicates the type of mounting hole(s) provided on the item.
Material
aluminum alloy 2024 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
pillow block, optional split
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
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 - Q -
RVC WCC TCC SHC
- 742 Z 9

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Manufacturer
HILLER AIRCRAFT CORPORATION
CAGE: 89446
FIREBAUGH , CA , 93622-2234
UNITED STATES
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FAQs
Frequently asked questions for NSN 3130-00-625-9395
What is the NIIN of the NSN 3130-00-625-9395?
The National Item Identification Number (NIIN) of the NSN 3130-00-625-9395 is 00-625-9395
When the NSN 3130-00-625-9395 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3130-00-625-9395 contain any precious metals?
Does not contain precious metal
Does the NSN 3130-00-625-9395 contain any hazardous material?
No data in HMIRS

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