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Master Hydraulic Brake Cylinder Assembly

NSN: 2530-00-646-6848 | Model: LL-220-12

A device consisting of a reservoir and/or cylinder, hydraulic brake, master with other components necessary to displace fluid from a central source for actuating the slave or wheel cylinders of a hydraulic brake system.

NSN Properties and Flags
NATO Stock Number
2530-00-646-6848
DEMIL
NO
Body Material
Iron, cast
First End Outside Diameter
0.562 inches
Mounting Provision
Unthreaded mounting holes
Tempurature Rating
Not rated
Overall Height
6.180 inches
Overall Width
3.890 inches
Bore Diameter
1.875 inches
Body Outside Diameter
2.310 inches
Longest Horizontal Distance Between Mounting Centers
2.500 inches
Longest Vertical Distance Between Mounting Centers
2.406 inches
Actuation Method
Direct
Seat Angle In Deg
45.0
First End Hole Diameter
Any acceptable
First End External Thread Length
Any acceptable
First End Thickness At Mounting Holes
Any acceptable
Compressed Length
8.300 inches
Extended Length
9.585 inches
Mounting Provision Arrangement Style
Four hole rectangular
Reservoir Type
Integral
Straight Bore Inside Diameter
1.875 inches
First Piston Rod End Style
Ring type
First Piston Rod End Thread Series Designator
Uns
First Piston Rod End Thread Diameter
0.562 inches
First Piston Rod End Thready Qty Per Inch (tpi)
18
First Piston Rod End Thread Class
2b
First Piston Rod End Thread Direction
Right-hand
Mounting Type And Location
Flange piston rod end
Mounting Facility Diameter
0.408 inches
Port Location And Quantity
3 cylinder head end
Port Style
Inverted flare
Port Thread Series Designator
Unf
Port Thread Diameter
Any acceptable
Port Thready Qty Per Inch (tpi)
20
Port Thread Class
2b

Pricing and Availability

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NSN 2530-00-646-6848 Datasheet

Supply Class (FSC):
Track Components Wheel Axle Steering Vehicular Brake
Cross Reference:
  • LL-220-12
  • LL220-12
Cage Codes:
  • Pettibone/traverse Lift L.l.c. (CAGE 20417)
  • Pettibone Llc (CAGE 46717)
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:

    133300 - Machinery/machines noi

  • WCC:

    885 - Vehicles, mhe, road construction, repair parts and components

  • 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 $822.96 to $1,371.60..
Does NSN 2530-00-646-6848 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, Department Of The Navy, and Portugal
What is the NIIN of NSN 2530-00-646-6848?
006466848 or 00-646-6848
Does NSN 2530-00-646-6848 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2530-00-646-6848?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963