Model: 1681M5

Hydraulic Brake Cylinder Cup

Properties:

Tapered Hole Minor Diameter
Between 0.215 inches and 0.230 inches
Overall Length
Between 0.156 inches and 0.171 inches
Base Thickness
0.0625 inches
Tapered Hole Major Diameter
Between 0.250 inches and 0.265 inches
Thru-hole Length
Between 0.156 inches and 0.171 inches
Base Outside Diameter
Between 0.715 inches and 0.730 inches
Largest Outside Diameter
Between 0.780 inches and 0.795 inches
Projection Length
Between 0.0935 inches and 0.1085 inches
Size Designator
23/32 in.
Mounting Method
Center hole
Cup Protector
Not included
Base Inside Projection
Included
Feathered Lip Feature
Not included
Outer Periphery Base Groove
Not included
Sealing Lip Length
Between 0.0625 inches and 0.0775 inches
Material
Rubber, natural, sae en230
Material
Rubber, natural, sae en230
NSN
2530-00-753-9331
Part Number
1681M5
Description
Cup,hydraulic Brake Cylinder
CAGE
56442

A circular-shaped item of molded synthetic or natural rubber designed specifically to seal fluid pressure and prevent leakage within the cylinders of a vehicular hydraulic brake system. It is a component of cylinder assembly, hydraulic brake, master or cylinder assembly, hydraulic brake, wheel. Excludes cup, compression.

Part 1681M5 NSN 2530-00-753-9331

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
11359
FIIG:
T129-N
Concept No.:
App. Key:
NA
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:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
018400
UFC:
08480
LTL:
70.0
LCL:
70.0
WCC:
581
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8708300050
  • SITC: 78433
  • End Use: Other parts and accessories of vehicles
  • NAICS: 336340
  • USDA: 1

Freight Class: Brakes and servo-brakes and parts, of motor vehicles of headings 8701 to 8705

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