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Brake Chamber Diaphragm

NSN: 2530-00-038-4444 | Model: BK370451

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

NSN Properties and Flags
NATO Stock Number
2530-00-038-4444
DEMIL
NO
Overall Height
2.578 inches
Material Thickness
0.125 inches
Overall Outside Diameter
12.250 inches
Mounting Method
Bead
Diaphragm Type
Beaded tapered sleeve
Sleeve Smallest Outside Diameter
8.781 inches
Material
Rubber
Material
Rubber

Pricing and Availability

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NSN 2530-00-038-4444 Datasheet

Supply Class (FSC):
Track Components Wheel Axle Steering Vehicular Brake
Cross Reference:
  • BK370451
  • 97929R1
  • 97929R1
Cage Codes:
  • Heil Environmental Industries (CAGE 27996)
  • Navistar Intl Corp Truck Br Ohio (CAGE 89346)
  • Navistar Intl Corp (CAGE 31007)
Replacements:
  • 2530-00-038-4444 replaces 2530-00-694-0378
Schedule B & Trade:
  • Schedule B: 8708300050 (NAICS 336340)

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

  • SITC: 78433

    Brakes and servo-brakes and parts thereof for tractors, motor cars and other motor vehicles, etc.

  • End Use: 30230

    Other parts and accessories of vehicles

Identification:
HMIC

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

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:

    018400 - Auto brakes/shoes r pads etc

  • WCC:

    581 - Automobile parts, new

  • 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.

  • LTL:

    Q - 70.0

  • ACC:

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

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $43.54 to $72.56..
Does NSN 2530-00-038-4444 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 Navy
What is the NIIN of NSN 2530-00-038-4444?
000384444 or 00-038-4444
Does NSN 2530-00-038-4444 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2530-00-038-4444?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963