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Airframe Ball Bearing

NSN: 3110-00-042-4571 | Model: MS27644-4

A cylindrical item in which the inner or outer ring turns upon ro (s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes bearing, ball, annular.

NSN Properties and Flags
NATO Stock Number
3110-00-042-4571
DEMIL
NO
Bore Diameter
0.2500 inches
Overall Outside Diameter
0.9014 inches
Lubrication Material
Grease
Outer Ring Width
0.4910 inches
Inner Ring Width
0.6200 inches
Seal Quantity
2
Bearing Seal Type
Contact
Load Direction
Radial
Standard Tolerance Designation
Afbma standard tolerance for airframe ball bearings
Special Features
R80 pct. Full of mil-g-81322, axial play 0.006 in., heat treat rings and balls to rockwell c 60 to 66 and stabilized for operation at 250 degrees f, radial and lateral eccentrici type 0.0010 in. Inner ring, 0.0016 @in. Outer ring
Lubrication Material Specification
Mil-g-81322 military specification single material response
Material
Stainless steel retainer
Material Specification
Ams 3652 assn standard single material response seal or ams 3666 assn standard single material response seal
Surface Treatment
Cadmium exposed surfaces as mounted
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response exposed surfaces as mounted
Style Designator
Double row
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE4A617Q0952 2017-02-09 PARAV 71 EA
SPE4A616T4766 2015-11-12 PARAV 33 EA

Inventory Check

The last inventory check on this NSN was done on 03/31/2022. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 64
  • New: 809
  • As Removed: 4
  • Overhauled: 1
  • Serviceable: 1

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 3110-00-042-4571 Datasheet

Supply Class (FSC):
Unmounted Antifriction Bearings
Cross Reference:
  • MS27644-4
  • DPP4FS464
  • AS27644
  • MS27644-4
  • DPP4FS464
  • DPP4 FS464
  • AN207DPP4
  • MS20207DPP4
  • DPP4
  • AS27644-4
Cage Codes:
  • Military Standards (CAGE 96906)
  • Rbc Aircraft Products, Inc. (CAGE 3NPS1)
  • Society Of Automotive Engineers Inc (CAGE 81343)
  • Timken Company, The (CAGE 21335)
  • Timken Europa Sarl (CAGE FA951)
  • Aeronautical Standards Group (CAGE 88044)
  • Skf Usa Inc. (CAGE 38443)
Replacements:
  • 3110-00-042-4571 replaces 3110-00-142-4434
Schedule B & Trade:
  • Schedule B: 8482105068 (NAICS 332991)

    Ball bearings, nesoi

  • SITC: 74610

    Ball bearings

  • End Use: 21180

    Industrial machines, other

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

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Freight Information:
  • NMFC:

    114820 - Bearings/bushings noi ball/roller

  • WCC:

    742 - Bearings

  • 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:

    P - 77.5

  • 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
    Z
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    T2200x-
  • 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 $77.80 to $129.67..
Does NSN 3110-00-042-4571 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 Air Force, Department Of The Navy, Austria, Slovenia, Poland, Brazil, Spain, Columbia, Israel, Argentina, Singapore, Kuwait, Malaysia, Australia, Belgium, Canada, New Zealand, France, Germany, Republic Of Korea, United Kingdom, Philippines, Portugal, Italy, Denmark, Norway, Greece, and Turkey
What is the NIIN of NSN 3110-00-042-4571?
000424571 or 00-042-4571
Does NSN 3110-00-042-4571 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3110-00-042-4571?
Solicitation SPE4A617Q0952 for qty 71 on 02/05/2017
When was this national stock number assigned to the federal catalog?
Jan 13, 1972