PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J512Inverted Nut,tube Coupling

Society of Automotive Engineers Inc · NSN 4730-00-013-7398 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-013-7398 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-013-7398. Primary manufacturer part number: J512.
Features
  • Inverted Nut,tube Coupling — FSC 4730
  • Casehardening Indicator: NOT CASEHARDENED
  • Surface Treatment: CADMIUM OR CHROMATE ZINC
  • Seat Angle in Deg: 45.00
  • Style Designator: INVERTED NUT, TUBE, FLARE
  • Width Across Flats: 0.500 INCHES NOMINAL IN
  • Tube Outside Diameter for Which Designed: 0.312 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-013-7398, 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 Society of Automotive Engineers Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-013-7398
Primary Part NumberJ512
Item NameInverted Nut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusCANCELLED
Casehardening IndicatorNOT CASEHARDENED
Surface TreatmentCADMIUM OR CHROMATE ZINC
Seat Angle in Deg45.00
Style DesignatorINVERTED NUT, TUBE, FLARE
Width Across Flats0.500 INCHES NOMINAL IN
Tube Outside Diameter for Which Designed0.312 INCHES NOMINAL IN
Screw Thread Series DesignatorUNF
Smallest Inside Diameter0.317 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
Thread Size1/2-20
MaterialSTEEL
Thread DirectionRIGHT-HAND
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-014-2427SAE J512 5 040110B INTERCHANGEABLE
Inverted Nut,tube Coupling
Sae International Dba Sae International
3110-00-100-0670663 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
2810-00-118-405310545 INTERCHANGEABLE
Shaftgear
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4320-00-146-4769035732-01 INTERCHANGEABLE
Piston,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4320-00-148-778941285 INTERCHANGEABLE
Rod Assy,piston
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5815-00-187-2810185160 INTERCHANGEABLE
Keyboard-Transmitter,teletypewri
Lucent Technologies Inc Corporate Headquarters
7021-00-228-53625262096 INTERCHANGEABLE
Temperature Control Unit,compute
International Business Machines Corp Parts Order Center Dept E - 54
5985-00-318-706810545 INTERCHANGEABLE
Tripod,antenna
Naval Ship Systems Command
5915-00-356-5558865141-0001 INTERCHANGEABLE
Filter,radio Frequency Interfere
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5905-00-387-204869-713 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Department of Defense Project Manager-Mobile Electric Power
Cross-Reference Index
Part NumberManufacturer
J512 Society of Automotive Engineers Inc (USA)
SAE-J512 Sae International Dba Sae International (USA)
CV178570 Tvs Supply Chain Solutions Limited (GBR)
SAE J512 5 040110C Society of Automotive Engineers Inc (USA)
N18311 Diamond Reo Truck Co (USA)
F4688PC96 Ingersoll Rand Co (USA)
N534PC96 Ingersoll Rand Co (USA)
N347PC96 Ingersoll Rand Co (USA)
Y0219S4902-741086PC96 Naval Ship Systems Command (USA)
44Z6 Morris Material Handling, Inc. (USA)
N304PC60 Ingersoll Rand Co (USA)
N440PC96 Ingersoll Rand Co (USA)
4B-8774 Finning (uk) Ltd (GBR)
29439894 Tillman Tool Company Inc Dba Tillman Tool (USA)
N475PC96 Ingersoll Rand Co (USA)
N500PC96 Ingersoll Rand Co (USA)
229K26 Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA)
100X5 Ingersoll Rand Co (USA)
AT96S49-5PC96 Naval Ship Systems Command (USA)
H5983PC128 Ingersoll Rand Co (USA)
Related Parts
4730-00-014-2427INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
SAE J512 5 040110B
3110-00-100-0670INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
663
2810-00-118-4053INTERCHANGEABLE
SHAFTGEAR
10545
4320-00-146-4769INTERCHANGEABLE
PISTON,PUMP
035732-01
4320-00-148-7789INTERCHANGEABLE
ROD ASSY,PISTON
41285
5815-00-187-2810INTERCHANGEABLE
KEYBOARD-TRANSMITTER,TELETYPEWRI
185160
7021-00-228-5362INTERCHANGEABLE
TEMPERATURE CONTROL UNIT,COMPUTE
5262096
5985-00-318-7068INTERCHANGEABLE
TRIPOD,ANTENNA
10545
5915-00-356-5558INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
865141-0001
5905-00-387-2048INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
69-713
6105-00-460-3852INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
02-009877
5355-00-575-8816INTERCHANGEABLE
KNOB

Frequently Asked Questions

What is NSN 4730-00-013-7398?

NSN 4730-00-013-7398 is a Inverted Nut,tube Coupling, manufactured by Society of Automotive Engineers Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-013-7398?

NSN 4730-00-013-7398 has 50 cross-referenced part numbers: J512 (Society of Automotive Engineers Inc), SAE-J512 (Sae International Dba Sae International), CV178570 (Tvs Supply Chain Solutions Limited), SAE J512 5 040110C (Society of Automotive Engineers Inc), N18311 (Diamond Reo Truck Co) and 45 more.

What NSN replaces 4730-00-013-7398?

There are 12 known substitutes for 4730-00-013-7398: 4730-00-014-2427, 3110-00-100-0670, 2810-00-118-4053 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J512?

Key specifications for J512: Casehardening Indicator: NOT CASEHARDENED; Surface Treatment: CADMIUM OR CHROMATE ZINC; Seat Angle in Deg: 45.00; Style Designator: INVERTED NUT, TUBE, FLARE. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-013-7398 still in active supply?

NSN 4730-00-013-7398 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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