PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66AB-10-8Adapter,straight,pipe to Tube

Parker-Hannifin Corp Div Fluid System Connector Division · NSN 4730-00-403-0877 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-403-0877 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-403-0877. Primary manufacturer part number: 66AB-10-8.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Thread Series Designator: UNS FIRST END
  • Nominal Overall Length: 1.510 INCHES IN
  • Thread Series Designator: NPTF SECOND END
  • Specification/standard Data: 96906-MS39181 GOVERNMENT STANDARD AND 81343-J246 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Seat Angle: 20.0 DEGREES FIRST END
  • Nondefinitive Spec/std Data: 1C FIGURE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-403-0877, 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 Parker-Hannifin Corp Div Fluid System Connector Division. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-403-0877
Primary Part Number66AB-10-8
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corp Div Fluid System Connector Division
StatusACTIVE
Thread Series DesignatorUNS FIRST END
Nominal Overall Length1.510 INCHES IN
Thread Series DesignatorNPTF SECOND END
Specification/standard Data96906-MS39181 GOVERNMENT STANDARD AND 81343-J246 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Seat Angle20.0 DEGREES FIRST END
Nondefinitive Spec/std Data1C FIGURE
Nominal Thread Size0.500 INCHES SECOND END IN
Connection TypeTHREADED INTERNAL PIPE SECOND END
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Furnished Items and Quantity1 TUBE COUPLING NUT W/SLEEVE
Nominal Thread Size0.812 INCHES FIRST END IN
Connection StyleFLARELESS (TUBE) FIRST END
Thread Quantity Per Inch18 FIRST END
Thread Class2A FIRST END A
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-130-4239SAE J246 10-10 120101BA INTERCHANGEABLE
Nipple,tube
Sae International Dba Sae International
4730-00-200-0528SAE J246 6-2 120103BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-202-9034SAE J246 10-12 120102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-278-3214SAE J246 12-12 120101BA INTERCHANGEABLE
Nipple,tube
Sae International Dba Sae International
4730-00-289-4052SAE J246 6-2 120203BA INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
4730-00-490-2388SAE J246 10-8 120102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-494-6580SAE J246 6-6-4 120425BA INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-782-5461SAE J246 6-6-2 120425BA INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-813-7811SAE J246 6-4-6 120424BA INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-837-1177SAE J246 6-8 120102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
J246 Sae International Dba Sae International (USA)
J246 Society of Automotive Engineers Inc (USA)
MS39181-6 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
10-8 120103BA Sae International Dba Sae International (USA)
MIL-F-45911 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
66AB-10-8 PRIMARY Parker-Hannifin Corp Div Fluid System Connector Division (USA)
10-8 120103BA Society of Automotive Engineers Inc (USA)
SAE J246 10-8 120103BA PRIMARY Sae International Dba Sae International (USA)
SAE-J246 Sae International Dba Sae International (USA)
4730004030877 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
4730-00-130-4239INTERCHANGEABLE
NIPPLE,TUBE
SAE J246 10-10 120101BA
4730-00-200-0528INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J246 6-2 120103BA
4730-00-202-9034INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J246 10-12 120102BA
4730-00-278-3214INTERCHANGEABLE
NIPPLE,TUBE
SAE J246 12-12 120101BA
4730-00-289-4052INTERCHANGEABLE
ELBOW,PIPE TO TUBE
SAE J246 6-2 120203BA
4730-00-490-2388INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J246 10-8 120102BA
4730-00-494-6580INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J246 6-6-4 120425BA
4730-00-782-5461INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J246 6-6-2 120425BA
4730-00-813-7811INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J246 6-4-6 120424BA
4730-00-837-1177INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J246 6-8 120102BA
4730-00-921-3241INTERCHANGEABLE
TEE,TUBE
221979N
4730-00-930-6354INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J246 6-6-6 120424B

Frequently Asked Questions

What is NSN 4730-00-403-0877?

NSN 4730-00-403-0877 is a Adapter,straight,pipe to Tube, manufactured by Parker-Hannifin Corp Div Fluid System Connector Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-403-0877?

NSN 4730-00-403-0877 has 10 cross-referenced part numbers: J246 (Sae International Dba Sae International), J246 (Society of Automotive Engineers Inc), MS39181-6 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 10-8 120103BA (Sae International Dba Sae International), MIL-F-45911 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 4730-00-403-0877?

There are 12 known substitutes for 4730-00-403-0877: 4730-00-130-4239, 4730-00-200-0528, 4730-00-202-9034 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66AB-10-8?

Key specifications for 66AB-10-8: Thread Series Designator: UNS FIRST END; Nominal Overall Length: 1.510 INCHES IN; Thread Series Designator: NPTF SECOND END; Specification/standard Data: 96906-MS39181 GOVERNMENT STANDARD AND 81343-J246 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com