Model: BB21770

Needle Roller Bearing

Special Features:

Closed end; retaining washer at open end side; od undercut at open end; slot 0.3750 in. W by 0.0700 in. Deep in face of bearing at closed end side

Properties:

Overall Width
Between 0.9373 inches and 0.9423 inches
Bore Diameter
Between 0.7590 inches and 0.7610 inches
Overall Outside Diameter
Between 1.2480 inches and 1.2490 inches
Alignment Type
Rigid
Material
Steel
Style Designator
Non-separable, with roller retainer, hardened and ground
NSN
3110-00-183-7505
Part Number
BB21770
Description
Bearing,roller,needle
CAGE
56442

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 BB21770 NSN 3110-00-183-7505

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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: 8482400000
  • SITC: 74640
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Needle roller bearings

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