Model: AS21439

Needle Roller Bearing

Special Features:

Oil holes and oil groove in inner ring, no oil holes or oil groove in outer ring

Properties:

Bore Diameter
0.6250 inches
Overall Outside Diameter
1.6250 inches
Lubrication Material
Grease
Outer Ring Width
1.4400 inches
Inner Ring Width
1.5000 inches
Surface Finish
Unground
Seal Quantity
2
Bearing Seal Type
Contact
Alignment Type
Rigid
Standard Tolerance Designation
Afbma standard tolerance for airframe needle bearings
Lubrication Material Specification
Dc510, dow corning corporation mfr ref single material response
Material
Plastic polyhexamethylene adipamide seal and plastic acetal seal and plastic polyester seal
Material
Steel end plate
Material
Steel inner ring
Material
Steel outer ring
Material
Steel roller
Material Specification
L-p-410 military specification 1st material response seal and l-p-392 military specification 2nd material response seal
Material Specification
Mil-s-7493 and mil-s-8690 military specification 1st material response end plate and 66, e50100, e51100 and e52100 federal standard 2nd material response end plate and qq-s-700 federal specification 3rd material response end plate and astm a304, a322 and a331 assn standard 4th material response end plate
Material Specification
Mil-s-7493 and mil-s-8690 military specification 1st material response outer ring and 66, e50100, e51100 and e52100 federal standard 2nd material response outer ring and qq-s-700 federal specification 3rd material response outer ring and astm a304, a322 and a331 assn standard 4th material response outer ring
Material Specification
Mil-s-7493 and mil-s-8690 military specification 1st material response roller and 66, e50100, e51100 and e52100 federal standard 2nd material response roller and qq-s-700 federal specification 3rd material response roller and astm a304, a322 and a331 assn standard 4th material response roller
Material Specification
Mil-s-7493 and mil-s-8690 military specification 1st material response inner ring and 66, e50100, e51100 and e52100 federal standard 2nd material response inner ring and qq-s-700 federal specification 3rd material response inner ring and astm a304, a322 and a331 assn standard 4th material response inner ring
Surface Treatment
Chromium outer ring
Surface Treatment
Cadmium end plate
Surface Treatment
Cadmium inner ring or oxide inner ring
Surface Treatment Specification
Qq-c-320 federal specification single treatment response outer ring
Surface Treatment Specification
Qq-p-416, cl 2 federal specification 1st treatment response inner ring or mil-c-13924 military specification 2nd treatment response inner ring
Surface Treatment Specification
Qq-p-416, cl 2 federal specification single treatment response end plate
Style Designator
Airframe, hardened and ground, non-separable
NSN
3110-01-217-2327
Part Number
AS21439
Description
Bearing,roller,needle
CAGE
81343

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 AS21439 NSN 3110-01-217-2327

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:
5.0000lbs
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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