PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS1738-1D12Nut Assembly,tube Coupling

Sae International Dba Sae International · NSN 4730-00-068-5864 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-068-5864 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-068-5864. Primary manufacturer part number: AS1738-1D12.
Features
  • Nut Assembly,tube Coupling — FSC 4730
  • Thread Class: 2B
  • Style Designator: NUT ASSEMBLY
  • Material: ALUMINUM ALLOY 2024
  • Surface Treatment: ANODIZE
  • Screw Thread Series Designator: UN
  • Thread Size: 1-1/16-12
  • Outside Diameter: 1.402 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Nut Assembly,tube Coupling, cataloged under National Stock Number 4730-00-068-5864, 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 Sae International Dba Sae International. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-068-5864
Primary Part NumberAS1738-1D12
Item NameNut Assembly,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Thread Class2B
Style DesignatorNUT ASSEMBLY
MaterialALUMINUM ALLOY 2024
Surface TreatmentANODIZE
Screw Thread Series DesignatorUN
Thread Size1-1/16-12
Outside Diameter1.402 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Tube Outside Diameter for Which Designed0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4730-00-083-7178AS1732D12 INTERCHANGEABLE
Ferrule,swage,tube Coupling
Sae International Dba Sae International
4730-00-096-8911SAE AS1732D08 INTERCHANGEABLE
Coupling Body,tube
Sae International Dba Sae International
3120-01-054-0883 INTERCHANGEABLE
Bearing,washer,thrust
3110-01-188-48368526-51 INTERCHANGEABLE
Seat,bearing
Cef Industries, Llc Dba Cef Industries Inc
4730-01-287-1088AS1737D32 INTERCHANGEABLE
Ferrule,swage,tube Coupling
Sae International Dba Sae International
4730-01-332-8721AS1737D48 INTERCHANGEABLE
Ferrule,swage,tube Coupling
Sae International Dba Sae International
4730-01-333-3017AS1732D48 INTERCHANGEABLE
Ferrule,swage,tube Coupling
Sae International Dba Sae International
4730-01-334-0804AS1738-1D08 INTERCHANGEABLE
Nut Assembly,tube Coupling
Sae International Dba Sae International
4730-01-517-8688AS1738-1D28 INTERCHANGEABLE
Nut Assembly,tube Coupling
Sae International Dba Sae International
4730-01-655-1316AS1738-1D48 INTERCHANGEABLE
Nut Assembly,tube Coupling
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS1738-1D12 PRIMARY Sae International Dba Sae International (USA)
TC039-12A Hydraflow (USA)
C925-3A12 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
AS1730 Society of Automotive Engineers Inc (USA)
AS1730 Sae International Dba Sae International (USA)
AS1738-1D12 Society of Automotive Engineers Inc (USA)
SAE-AS1730 Sae International Dba Sae International (USA)
Related Parts
4730-00-083-7178INTERCHANGEABLE
FERRULE,SWAGE,TUBE COUPLING
AS1732D12
4730-00-096-8911INTERCHANGEABLE
COUPLING BODY,TUBE
SAE AS1732D08
3120-01-054-0883INTERCHANGEABLE
BEARING,WASHER,THRUST
3110-01-188-4836INTERCHANGEABLE
SEAT,BEARING
8526-51
4730-01-287-1088INTERCHANGEABLE
FERRULE,SWAGE,TUBE COUPLING
AS1737D32
4730-01-332-8721INTERCHANGEABLE
FERRULE,SWAGE,TUBE COUPLING
AS1737D48
4730-01-333-3017INTERCHANGEABLE
FERRULE,SWAGE,TUBE COUPLING
AS1732D48
4730-01-334-0804INTERCHANGEABLE
NUT ASSEMBLY,TUBE COUPLING
AS1738-1D08
4730-01-517-8688INTERCHANGEABLE
NUT ASSEMBLY,TUBE COUPLING
AS1738-1D28
4730-01-655-1316INTERCHANGEABLE
NUT ASSEMBLY,TUBE COUPLING
AS1738-1D48

Frequently Asked Questions

What is NSN 4730-00-068-5864?

NSN 4730-00-068-5864 is a Nut Assembly,tube Coupling, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-068-5864?

NSN 4730-00-068-5864 has 7 cross-referenced part numbers: AS1738-1D12 (Sae International Dba Sae International), TC039-12A (Hydraflow), C925-3A12 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), AS1730 (Society of Automotive Engineers Inc), AS1730 (Sae International Dba Sae International) and 2 more.

What NSN replaces 4730-00-068-5864?

There are 10 known substitutes for 4730-00-068-5864: 4730-00-083-7178, 4730-00-096-8911, 3120-01-054-0883 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS1738-1D12?

Key specifications for AS1738-1D12: Thread Class: 2B; Overall Length: 0.434 INCHES MAXIMUM IN; Style Designator: NUT ASSEMBLY; Special Features: W/ALUMINUM RETAINING RING. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-068-5864 still in active supply?

NSN 4730-00-068-5864 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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