Model: 7257-115

Sleeve Bearing

Properties:

Overall Length
Between 0.8200 inches and 0.8300 inches
Body Outside Diameter
Between 0.5020 inches and 0.5030 inches
Body Inside Diameter
Between 0.3750 inches and 0.3760 inches
Flange Outside Diameter
0.6250 inches
Flange Width
Between 0.0575 inches and 0.0675 inches
Corner Shape
Round left flange body corner
Corner Shape
Round outside left corner
Corner Shape
Round outside right corner
Corner Shape
Round inside right corner
Corner Shape
Square inside left corner
Corner Shape
Square left flange outside right corner
Material
Iron alloy
Material Specification
Mil-b-5687, type 2, comp b military specification single material response
Style Designator
22c solid, external flange one end
NSN
3120-01-009-2970
Part Number
7257-115
Description
Bearing,sleeve
CAGE
98391

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.

Part 7257-115 NSN 3120-01-009-2970

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13205
FIIG:
A045A0
Concept No.:
App. Key:
D
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: 8482997090
  • SITC: 74699
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi

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