PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4-190909-1 1/2-32L1Adapter,straight,hose to Boss

Naval Inventory Control Point Mechanicsburg · NSN 4730-00-851-6136 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-851-6136 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-851-6136. Primary manufacturer part number: 4-190909-1 1/2-32L1.
Features
  • Adapter,straight,hose to Boss — FSC 4730
  • Nominal Outside Diameter Hose Accommodated: 2.750 INCHES FIRST END IN
  • Nominal Overall Length: 5.340 INCHES IN
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IZW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEM
  • Material Document and Classification: QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Connection Type: THREADED EXTERNAL BOSS SECOND END
  • Nominal Thread Size: 3.062 INCHES SECOND END IN
  • Connection Type: THREADED EXTERNAL HOSE GRIPPING FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Nickel Alloy a Overall construction
General Description

The Adapter,straight,hose to Boss, cataloged under National Stock Number 4730-00-851-6136, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-851-6136
Primary Part Number4-190909-1 1/2-32L1
Item NameAdapter,straight,hose to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Nominal Outside Diameter Hose Accommodated2.750 INCHES FIRST END IN
Nominal Overall Length5.340 INCHES IN
Reference Number Differentiating CharacteristicsQUALITY CONTROL IZW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEM
Material Document and ClassificationQQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Connection TypeTHREADED EXTERNAL BOSS SECOND END
Nominal Thread Size3.062 INCHES SECOND END IN
Connection TypeTHREADED EXTERNAL HOSE GRIPPING FIRST END
Thread Series DesignatorUNS SECOND END
Criticality Code JustificationZZZY
Furnished Items and Quantity1 SOCKET
Connection StyleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
Thread Quantity Per Inch12 SECOND END
Thread Class3A SECOND END A
Nominal Inside Diameter Hose Accommodated2.000 INCHES FIRST END IN
Connection StyleGRIPPING NIPPLE (NOSE) FIRST END
MaterialNICKEL ALLOY A OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-01-334-2014 INTERCHANGEABLE
Adapter,straight,hose to Boss
Cross-Reference Index
Part NumberManufacturer
4-190909-1 1/2-32L1 Naval Inventory Control Point Mechanicsburg (USA)
MILH24135L1 Naval Inventory Control Point Mechanicsburg (USA)
4-190909-1 1/2-32 Danfoss Power Solutions II, Llc (USA)
MILH24135 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-01-334-2014INTERCHANGEABLE
ADAPTER,STRAIGHT,HOSE TO BOSS

Frequently Asked Questions

What is NSN 4730-00-851-6136?

NSN 4730-00-851-6136 is a Adapter,straight,hose to Boss, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-851-6136?

NSN 4730-00-851-6136 has 4 cross-referenced part numbers: 4-190909-1 1/2-32L1 (Naval Inventory Control Point Mechanicsburg), MILH24135L1 (Naval Inventory Control Point Mechanicsburg), 4-190909-1 1/2-32 (Danfoss Power Solutions II, Llc), MILH24135 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4730-00-851-6136?

There is 1 known substitute for 4730-00-851-6136: 4730-01-334-2014. Verify interchangeability with system specifications before substitution.

What are the specifications of 4-190909-1 1/2-32L1?

Key specifications for 4-190909-1 1/2-32L1: Nominal Outside Diameter Hose Accommodated: 2.750 INCHES FIRST END IN; Nominal Overall Length: 5.340 INCHES IN; Reference Number Differentiating Characteristics: QUALITY CONTROL IZW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEM; Material Document and Classification: QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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