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Landing Gear Direct Action Shock Absorber

NSN: 1620-01-151-8137 | Model: 74A410850-1005
ITAR Registered seal

A pneumatically or hydraulically damped coupling used to absorb forces generated by the contact of aircraft landing gear with a landing surface.

NSN Properties and Flags
NATO Stock Number
1620-01-151-8137
DEMIL
Yes - ITAR Controlled (Code B)
End Application
Used on (non-hsp) fighter support aircraft f/a-18
Compressed Length
22.280 inches
Err Default
Err default
Operation Method
Hydraulic
Extended Length
35.400 inches
Err Default
Err default
Err Default
Err default
Part Name Assigned By Controlling Agency
Navair tech manual-main landing gear shock absorber assembly; a1-421ac-150-000
Special Features
Stroke total 13.12 inches, primary chamber 13.12 inches, secondary chamber 4.25 inches; weight-filled approximate 62 pounds; fluid medium-mil-h-83282; pressurizing agent (dry nitrogen)-mil-p-27401; temperature range (ambient) -65 degrees to 270 degrees f; service pressure range ( internal nitrogen pressure) weight off wheels to max, aircraft take off weight- 51, 900 lbs; primary (low pressure) chamber 150 to 1, 570 psig; secondary (high pressure) chamber 1, 290 to 2, 960 psig; proof pressure (operating limit) primary chamber 14, 770 psig; secondary chamber 9, 472 psig

Parts List for Lan Direct Action Shock Absorber  

Other components in the assembly of NSN 1620-01-151-8137

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NSN 1620-01-151-8137 Datasheet

Supply Class (FSC):
Aircraft Landing Gear Components
Cross Reference:
  • 74A410850-1005
Cage Codes:
  • Boeing Company, The (CAGE 76301)
Schedule B & Trade:
  • Schedule B: 8803200060 (NAICS 336413)

    Undercarriages and parts thereof, for use in military aircraft

  • SITC: 79293

    Undercarriages and parts thereof for aircraft

  • End Use: 50070

    Parts for military-type goods

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

Freight Information:
  • NMFC:

    012190 - Aircraft landing gears etc

  • WCC:

    671 - Aircraft parts, to include test/tool sets and equipment (other than armament systems)

  • SHC:

    9 - Other or no special handling required (sh)

  • ACC:

    A - Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft

  • ADC:

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

  • LCL:

    J - 100.0

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Nrp
  • AAC
    V
  • Quantity per pack
    No qup
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    7rgfar9
  • Repariability
    (1) iram program intensive management reparables (2) material (expendable ordnance) requiring lot and serial-# control but which is reported by serial-# only.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $97,681.35 to $162,802.25..
Does NSN 1620-01-151-8137 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, Spain, Australia, and Canada
What is the NIIN of NSN 1620-01-151-8137?
011518137 or 01-151-8137
Does NSN 1620-01-151-8137 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1620-01-151-8137?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Apr 22, 1983