Model: 57MD21A

Intake Air Cleane Filter Element

Special Features:

Gaskets attached both ends

Properties:

Body Diameter
12.750 inches
Body Inside Diameter
8.375 inches
End Application
Truck, mack truck inc., model 1975
Design Type
Nonreusable
Bodylength
9.000 inches
Filtering Media Design
Perforated single filtering media response
Material
Metal body
Style Designator
Cylindrical w/ container (rigid)
NSN
2940-01-174-5978
Part Number
57MD21A
Description
Filter Element,intake Air Cleane
CAGE
89619

A replaceable device designed to remove dust, pollen or other foreign matter from the air passing through it. The removal of particles is accomplished by porous material (metallic or non-metallic), wire mesh, or the like. It is designed to fit into an air cleaner, intake.

Part 57MD21A NSN 2940-01-174-5978

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
60475
FIIG:
A24000
Concept No.:
App. Key:
F
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:
9.0 X 12.8 X 12.8
Paclk Weight:
6.4000lbs
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:
069100
UFC:
21275
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8421310000
  • SITC: 74364
  • End Use: Engines and engine parts (carburetors, pistons, rings, and valves)
  • NAICS: 336390
  • USDA: 1

Freight Class: Intake air filters for internal combustion engines

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