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Boss Elbow

NSN: 4730-00-827-3009 | Model: AN939J10

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. The boss connections have external and/or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inle (s) . It is designed to join two bosses or boss fittings on items such as tanks, housings, valve fittings, and the like. Excludes elbow, tube.

NSN Properties and Flags
NATO Stock Number
Thread Class
3b all ends
Connection Style
Gasket seal (boss) all ends
Leg Length
1.156 inches all ends
Connection Type
Threaded internal boss all ends
Thread Size
0.875 inches all ends
Flow Angle
90.0 degrees
Steel comp 304
Material Specification
66 federal standard single material response
Surface Treatment
Surface Treatment Specification
Mil-s-5002 military specification single treatment response inside
Thread Series Designator
Unjf all ends
Specification Data
88044-an939 government standard and 81343-as4875 professional/industrial association standard
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7M319T7125 2019-03-25 C0138 4 EA

Inventory Check

The last inventory check on this NSN was done on 10/12/2021. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 47
  • New: 10
  • As Removed: 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 4730-00-827-3009 Datasheet

Supply Class (FSC):
Railing Fittings Lubrication Tube Pipe Hose
Cross Reference:
  • AN939J10
  • AS4875
  • AN939C10
  • MIL-F-5509
Cage Codes:
  • Aeronautical Standards Group (CAGE 88044)
  • Society Of Automotive Engineers Inc (CAGE 81343)
  • Military Specifications (CAGE 81349)
Schedule B & Trade:
  • Schedule B: 7307929000 (NAICS 332919)

    Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes

  • SITC: 67959

    Iron and steel tube and pipe fittings, n.E.S.

  • End Use: 12110

    Iron and steel products, other


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


U - Precious metal content is unknown


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

Freight Information:
  • NMFC:

    052190 - Pipe, tubing, or pipe or tubing fitti

  • WCC:

    576 - Metal and metal products, nos, (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:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $116.36 to $193.93..
Does NSN 4730-00-827-3009 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 Air Force, and Department Of The Navy
What is the NIIN of NSN 4730-00-827-3009?
008273009 or 00-827-3009
Does NSN 4730-00-827-3009 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4730-00-827-3009?
Solicitation SPE7M319T7125 for qty 4 on 03/14/2019
When was this national stock number assigned to the federal catalog?
Jan 01, 1962