Model: 684123

Brake Chamber Diaphragm

Properties:

Nonmetallic Hardness Rating
45.000 shore durometer a and 55.000 shore durometer a
Overall Height
Between 2.657 inches and 2.719 inches
Material Thickness
Between 0.084 inches and 0.104 inches
Overall Outside Diameter
4.844 inches
Construction
Fabric insert
Mounting Method
Bead
Diaphragm Type
Beaded tapered sleeve
Sleeve Smallest Outside Diameter
3.422 inches
Material
Rubber
Material
Rubber
Fsc Application Data
Rear brake chamber assembly, fire truck
NSN
2530-00-331-8123
Part Number
684123
Description
Diaphragm,chamber,brake
CAGE
1ML14

An item of flexible, nonmetallic construction, designed to convert air pressure or vacuum into mechanical force when installed in a brake chamber.

Part 684123 NSN 2530-00-331-8123

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10201
FIIG:
T129-R
Concept No.:
App. Key:
RA
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:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
885
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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