Pipe To Tube Straight Adapter

SKU: 4730000426415 | Model: MS51816-3P
NSN 4730-00-042-6415 NSN 4730-00-042-6415

0.125" 2ND end pipe size accommodated, 2A 1ST end thread class, -54.0 degrees Celsius 1ST response operating temp, flare less (tube) 1ST end connection style

Specifications from the Manufacturer

Nominal Pipe Size Accommodated:
0.125 inches 2nd end
Thread Class:
2a 1st end
Maximum Operating Temp:
-54.0 deg celsius 1st response
Maximum Operating Temp:
121.0 deg celsius 2nd response
Connection Style:
Flareless (tube) 1st end
Connection Style:
Plain (pipe) 2nd end
Connection Type:
Threaded external tube 1st end
Connection Type:
Threaded internal pipe 2nd end
Maximum Operating Pressure:
3000.0 pounds per square inch single response
Nominal Thread Size:
0.125 inches 2nd end
Nominal Thread Size:
0.438 inches 1st end
Seat Angle:
12.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated:
0.250 inches 1st end
Nominal Overall Length:
1.094 inches
Steel overall
Media For Which Designed:
Hydraulic fluid single response
Surface Treatment:
Phosphate overall
Surface Treatment Document And Classification:
Mil-c-16232,type m,class 1 mil spec single treatment response overall
Thread Series Designator:
Nptf 2nd end
Thread Series Designator:
Unf 1st end
Furnished Items And Quantity:
1 ferrule sleeve and 1 short coupling nut
Specification/standard Data:
96906-ms51816 government standard

Pricing and Availability

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NSN 4730-00-042-6415 Datasheet

Supply Class:


Cross Reference:

  • MS51816-3P
  • MIL-F-18866
  • 4GBU-S
  • 4-2 080103CA PHOS
  • J514
  • 7255X4

Cage Codes:

  • Military Standards (CAGE 96906)
  • Military Specifications (CAGE 81349)
  • Parker-hannifin Corporation (CAGE 30780)
  • Society Of Automotive Engineers Inc (CAGE 81343)
  • Dana Corp (CAGE 79470)

Replaced or Cancelled:

4730-00-042-6415 is not a replacement of any national stock number and has not been cancelled or replaced itself.


NIIN: 000426415
NSN: 4730000426415
DEMIL Code Meaning: Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations.

Freight Codes:

NMF Desc: Pipe, Tubing, Or Pipe Or Tubing Fitti
NMFC: 052190
UFC: 30000
LTL: Rating variable
WCC: Metal and metal products, nos, (less than 35 feet)
TCC: No special type of cargo code applicable
SHC: Other or no special handling required (sh)
ADC: Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC: Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
ASH: No special handling required.

Management Codes:

CTL: SF9SX-V (MOE: DF), 9B----- (MOE: DN)
AAC: Insurance/numeric stockage objective item. items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. the item is central
QUP: 1
SLC: 0

Schedule B & Trade:

7307992000 (NAICS 332919)
Other fittings nesoi of iron or nonalloy steel

Iron and steel tube and pipe fittings, n.e.s.

End Use:

Iron and steel products, other

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 4730-00-042-6415 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
How is national stock number 4730-00-042-6415 defined?
An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. the other end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. it is designed to join a pipe or pipe fitting to a tube or tube fitting in a straight line.
What is the NIIN of NSN 4730-00-042-6415?
000426415 or 00-042-6415
Does this item require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is NSN 4730000426415 ITAR controlled?
No. This item is not ITAR Controlled.
What is the most recent solicitation for NSN 4730000426415?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1961