PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SAE J512 6-4 010101BNipple,tube

Sae International Dba Sae International · NSN 4730-00-277-7773 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-277-7773 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-277-7773. Primary manufacturer part number: SAE J512 6-4 010101B.
Features
  • Nipple,tube — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN
  • Nominal Thread Size: 0.438 INCHES SECOND END IN
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES SECOND END IN
  • Connection Style: FLARED (TUBE) ALL ENDS
  • Material: COPPER ALLOY OVERALL
  • Nominal Overall Length: 1.360 INCHES IN
  • Thread Series Designator: UNF ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Nipple,tube, cataloged under National Stock Number 4730-00-277-7773, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 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
NSN4730-00-277-7773
Primary Part NumberSAE J512 6-4 010101B
Item NameNipple,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Nominal Thread Size0.438 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.250 INCHES SECOND END IN
Connection StyleFLARED (TUBE) ALL ENDS
MaterialCOPPER ALLOY OVERALL
Nominal Overall Length1.360 INCHES IN
Thread Series DesignatorUNF ALL ENDS
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Maximum Operating Temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread Class2A ALL ENDS A
Seat Angle45.0 DEGREES ALL ENDS
Nominal Thread Size0.625 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5962-00-062-502356283 INTERCHANGEABLE
Microcircuit,linear
L3harris Technologies, Inc. Div Space and Airborne Systems
8455-00-137-2523 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-00-137-2540 INTERCHANGEABLE
Insignia,shoulder Sleeve
4730-00-203-31792001-8-8B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Danfoss Power Solutions II, Llc
4730-00-266-0534SAE J512 4-6 010102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-266-0536J512 5-4 010102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-266-05410104-6-8B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
4730-00-270-4606SAE J512 6-4 010103B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-289-0368140638 INTERCHANGEABLE
Adapter,straight,pipe to Tube
General Motors Llc Dba General Motors Llc
4730-00-289-03784-2 010103BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
J512 Society of Automotive Engineers Inc (USA)
J512 Sae International Dba Sae International (USA)
242X6X4 Essex Brass Corporation (USA)
A1171 Mueller Brass Co. (USA)
ASAB70-1 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
SAE J512 6-4 010101B Society of Automotive Engineers Inc (USA)
42F-6-4 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
SAE J512 6-4 010101B PRIMARY Sae International Dba Sae International (USA)
SAE-J512 Sae International Dba Sae International (USA)
UR264 Hinshaw Supply Co of California (USA)
LLR2-64 Mueller Brass Co. (USA)
Related Parts
5962-00-062-5023INTERCHANGEABLE
MICROCIRCUIT,LINEAR
56283
8455-00-137-2523INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-00-137-2540INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
4730-00-203-3179INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
2001-8-8B
4730-00-266-0534INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 4-6 010102B
4730-00-266-0536INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
J512 5-4 010102B
4730-00-266-0541INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
0104-6-8B
4730-00-270-4606INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 6-4 010103B
4730-00-289-0368INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
140638
4730-00-289-0378INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4-2 010103BA
4730-00-289-0379INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J513 4-4 010103B
4730-00-319-3823INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE

Frequently Asked Questions

What is NSN 4730-00-277-7773?

NSN 4730-00-277-7773 is a Nipple,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-277-7773?

NSN 4730-00-277-7773 has 11 cross-referenced part numbers: J512 (Society of Automotive Engineers Inc), J512 (Sae International Dba Sae International), 242X6X4 (Essex Brass Corporation), A1171 (Mueller Brass Co.), ASAB70-1 (American National Standards Institute Incorporated Dba American National Standards Institute) and 6 more.

What NSN replaces 4730-00-277-7773?

There are 12 known substitutes for 4730-00-277-7773: 5962-00-062-5023, 8455-00-137-2523, 8455-00-137-2540 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SAE J512 6-4 010101B?

Key specifications for SAE J512 6-4 010101B: Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN; Nominal Thread Size: 0.438 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES SECOND END IN; Connection Style: FLARED (TUBE) ALL ENDS. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-277-7773 still in active supply?

NSN 4730-00-277-7773 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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