Model: 2-310-174-001

Annular Ball Bearing

Special Features:

Kstabilized for operation at m65 degrees f to p350 degrees f, retainer od concentric w/bore of inner ring within 0.002in. To 0.005 in. Tir, faces of inner ring sq w/bore within 0.0004 in. Tir, faces of outer ring sq w/od within 0.0004 in. Tir, parallelism of outer and inner ring sides within 0.0004 in. Tir, rockwell hardness rating of ball 58.0 to 62.0, inner and outer rings 58.0 to 64.0 c scale, retainer 55.0 to 80.0 b scale, inner and outer ring raceways 5 to 8 uin aa, balls 1 uin aa, od surface of outer ring 15 to 20 uin aa, bore surface of inner ring 16 to 20 uin aa, cage pockets and retainer bore surface 30 to 125 uin aa, inner ring lips 10 to 20 uin aa, the -04 bearing has a different style outer ring than the -03 and -05 bearing

Properties:

Overall Width
9.00 millimeters
Bore Diameter
20.00 millimeters
Overall Outside Diameter
37.00 millimeters
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0040 inches axial and 0.0060 inches axial and 0.0003 inches radial and 0.0009 inches radial
Standard Tolerance Designation
Abec no.3
Material
Copper alloy retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Material Specification
-3900 91547 mfr ref single material response retainer
Material Specification
Ams 6440 assn standard single material response ball
Material Specification
Ams 6440 assn standard single material response inner ring
Material Specification
Ams 6440 assn standard single material response outer ring
Style Designator
40a 4 point ball contact, solid inner and outer rings, non-separable
Test Data Document
+6903-91547 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", "", etc.).
NSN
3110-00-988-7656
Part Number
2-310-174-001
Description
Bearing,ball,annular
CAGE

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part 2-310-174-001 NSN 3110-00-988-7656

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
Concept No.:
App. Key:
C
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
5.5 X 5.5 X 4.0
Paclk Weight:
3.0000lbs
Item Weight:
0.2000lbs
Item Dim:
001500150008
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Q
LVL_B:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
77.5
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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