Bearing Unit Housing
912124-1
(NSN) National Stock Number
3130-01-185-2174
Federal Supply Classification
3130 Mounted Bearings
Item Name Code
30559
Schedule B Code
8482991050
Summary
2.124 inches nominal bolt circle diameter, 0.250 inches nominal flange thickness, 0.312 inches minimum and 0.321 inches maximum mounting hole diameter, 1.7500 inches nominal bore diameter, 0.740 inches nominal housing length, 3.000 inches nominal housing width
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
A single or multiple piece item without ball, plain or roller bearing(s). It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 30559 | A093A0 | 2 | 1 |
Specifications
Bolt Circle Diameter
2.124 inches nominal
Details
The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.Flange Thickness
0.250 inches nominal
Details
A measurement of the smallest dimension of a flange,in distinction from length or width.Mounting Hole Diameter
0.312 inches minimum and 0.321 inches maximum
Details
The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.Bore Diameter
1.7500 inches nominal
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Housing Length
0.740 inches nominal
Details
A measurement of the longest dimension of the housing,in distinction from width.Housing Width
3.000 inches nominal
Details
A measurement taken at right angles to the length of a housing,in distinction from thickness.Assembly Overall Length
0.990 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the assembly.Mounting Hole Type
round, unthreaded
Details
Indicates the type of mounting hole(s) provided on the item.Material
aluminum alloy 6061 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
qq-a-225/8,t6 fed spec single material response overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Surface Treatment
paint overall
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 Document And Classification
709244,cl 1,fscm 49956 mfr ref single treatment response overall
Details
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.Style Designator
flange block
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 |
|---|---|---|---|---|---|---|---|
| 912124-1 | 3B150 | A | - | 3 | 2 | - | KZ |
| 912124-1 | 49956 | A | - | 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 |
|---|---|---|---|
| 64100 | - | R | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 742 | Z | 9 |
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FAQs
Frequently asked questions for NSN 3130-01-185-2174
What is the NIIN of the NSN 3130-01-185-2174?
The National Item Identification Number (NIIN) of the NSN 3130-01-185-2174 is 01-185-2174
When the NSN 3130-01-185-2174 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Thu, Jul 26, 1984
Does the NSN 3130-01-185-2174 contain any precious metals?
Does not contain precious metal
Does the NSN 3130-01-185-2174 contain any hazardous material?
No data in HMIRS
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