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Intake Air Cleaner

NSN: 4310-00-250-4423 | Model: B343C

A device designed to prevent foreign particles from entering the air intake system of an internal combustion engine or air compressor. Excludes mufflers.

NSN Properties and Flags
NATO Stock Number
4310-00-250-4423
DEMIL
NO
Thread Direction
Right-hand
Outside Diameter
1.406 inches
Overall Height
2.437 inches
Submersibility
Nonsubmersible
Filter Type
Dry
Thread Location
Internal
Outlet Location
Centrally located on bottom of cleaner
Air Cleaner Type
Throw-away
Element Replaceability
Replaceable
Pressure Relief Valve
Not included
Backfire Valve
Not included
Inlet Type
Open
Element Type
Any acceptable
Outlet Type
Threaded
Mounting Provision Thread Size
1/4-18
Mounting Provision Thread Series Designator
Npsf
Remote Location Inlet Adapter
Not included
Material
Zinc
Material
Zinc
Quantity
2

Pricing and Availability

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NSN 4310-00-250-4423 Datasheet

Supply Class (FSC):
Compressors And Vacuum Pumps
Cross Reference:
  • B343C
Cage Codes:
  • Gast Mfg Corp (CAGE 24123)
Schedule B & Trade:
  • Schedule B: 8414902095 (NAICS 333912)

    Parts nesoi, of compressors other than refrigerating and air conditioning compressors

  • SITC: 74380

    Parts for air or vacuum pumps, air or other gas compressors and fans; parts of ventilating, recyling or cooker hoods incorporating a fan

  • End Use: 21100

    Industrial engines

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    069100 - Filters: cartridges/elements

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    L
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    J2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $6.68 to $11.14..
Does NSN 4310-00-250-4423 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army
What is the NIIN of NSN 4310-00-250-4423?
002504423 or 00-250-4423
Does NSN 4310-00-250-4423 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4310-00-250-4423?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Nov 19, 1969