Model: MS21442-221

Needle Roller Bearing

Special Features:

Oil groove and oil holes in inner ring; oil groove in outer ring optional

Properties:

Bore Diameter
Between 0.3746 inches and 0.3752 inches
Overall Outside Diameter
Between 1.3745 inches and 1.3770 inches
Lubrication Material
Grease
Outer Ring Width
Between 0.7450 inches and 0.7550 inches
Inner Ring Width
Between 0.8025 inches and 0.8175 inches
Surface Finish
Ground
Seal Quantity
2
Bearing Seal Type
Contact
Alignment Type
Rigid
Lubrication Material Specification
Mil-g-81322 military specification single material response
Material
Plastic polyhexamethylene adipamide seal or plastic acetal seal or plastic polyester seal
Material
Steel end plate
Material
Steel inner ring
Material
Steel outer ring
Material
Steel roller
Material Specification
L-p-410, type 6/6 federal specification 1st material response seal or l-p-392 federal specification 2nd material response seal
Surface Treatment
Chromium outer ring
Surface Treatment
Cadmium end plate
Surface Treatment
Oxide inner ring
Surface Treatment Specification
Mil-c-13924 military specification single treatment response inner ring
Surface Treatment Specification
Qq-c-320, cl 2 federal specification single treatment response outer ring
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response end plate
Style Designator
Cam roller, hardened and ground, non-separable
NSN
3110-01-144-1710
Part Number
MS21442-221
Description
Bearing,roller,needle
CAGE
96906

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 MS21442-221 NSN 3110-01-144-1710

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:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
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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