Model: 1550D7A

Wearing Ring

Special Features:

Mercury free titanium; 2 holes 180.0 degrees apart threaded 0.38-16 unc-3b; 2 pry slots 180.0 degrees apart

Properties:

Body Style
Internal and external flange
Chamfer Length
0.060 inches outside right corner
Overall Length
1.440 inches
Bolt Circle Diameter
16.750 inches
Flange Diameter
17.500 inches
Body Outside Diameter
16.249 inches
Body Inside Diameter
15.500 inches
Left Side Flange Thickness
0.500 inches
Unthreaded Mounting Hole Diameter
0.312 inches
Bolt Hole Quantity
6
Internal Flange Inside Diameter
14.750 inches
Internal Flange Width
0.190 inches
Corner Shape
Chamfered outside right corner
Corner Shape
Square inside right corner
Corner Shape
Square inside left corner
Corner Shape
Square outside left corner
Surface Finish
63.0 microinches outside
Chamfer Angle
30.0 degrees outside right corner
Material
Steel
Material Specification
Astm b367 gr. C-2 assn standard single material response
NSN
4320-01-381-3884
Part Number
1550D7A
Description
Ring,wearing
CAGE
88032

A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

Part 1550D7A NSN 4320-01-381-3884

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22534
FIIG:
A19900
Concept No.:
App. Key:
A
Cond. Code:
2
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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
128000
UFC:
64870
LTL:
85.0
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8413919520
  • SITC: 74291
  • End Use: Industrial engines
  • NAICS: 333911
  • USDA: 1

Freight Class: Parts, nesoi, of pumps for liquids

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