Model: 71721-21X5

Needle Roller Bearing

Special Features:

0.0022 in. Max radial clearance

Properties:

Bore Diameter
Between 0.4996 inches and 0.5002 inches
Overall Outside Diameter
Between 1.7490 inches and 1.7500 inches
Outer Ring Width
1.0000 inches
Inner Ring Width
1.0625 inches
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Seal Quantity
2
Bearing Seal Type
Contact
Alignment Type
Rigid
Material
Rubber synthetic seal
Material
Steel inner ring
Material
Steel outer ring
Material
Steel roller
Style Designator
Cam roller, hardened and ground, non-separable
NSN
3110-00-767-4437
Part Number
71721-21X5
Description
Bearing,roller,needle
CAGE
96169

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

Part 71721-21X5 NSN 3110-00-767-4437

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00051
FIIG:
A044A0
Concept No.:
App. Key:
M
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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

Freight Classification

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

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Schedule B and Export
  • Schedule B: 8482400000
  • SITC: 74640
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Needle roller bearings

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