PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

105-6-6Adapter,straight,pipe to Tube

Lenz Inc Dba the Lenz Company · NSN 4730-00-677-2564 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-677-2564 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-677-2564. Primary manufacturer part number: 105-6-6.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Nominal Thread Size: 0.625 INCHES FIRST END IN
  • Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN
  • Thread Class: 2A FIRST END A
  • Connection Style: PLAIN (PIPE) SECOND END
  • Thread Series Designator: NPTF SECOND END
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Material Document and Classification: QQ-B-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 1118 Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-677-2564, 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 Lenz Inc Dba the Lenz Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-677-2564
Primary Part Number105-6-6
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLenz Inc Dba the Lenz Company
StatusACTIVE
Nominal Thread Size0.625 INCHES FIRST END IN
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Thread Class2A FIRST END A
Connection StylePLAIN (PIPE) SECOND END
Thread Series DesignatorNPTF SECOND END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Material Document and ClassificationQQ-B-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Connection StyleGASKET SEAL, COMPRESSION (TUBE) FIRST END
Surface TreatmentPHOSPHATE OVERALL
Thread Series DesignatorUNF FIRST END
MaterialSTEEL COMP 1118 OVERALL
Nominal Thread Size0.375 INCHES SECOND END IN
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Nominal Overall Length1.344 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-00-095-7129 INTERCHANGEABLE
Nut
5315-00-176-076674993823-9 INTERCHANGEABLE
Pin,straight,headless
Kalmar AC Inc
5133-00-232-2911 INTERCHANGEABLE
Drill,twist
5133-00-236-4059 INTERCHANGEABLE
Drill,twist
5940-00-665-5764699408PT3 INTERCHANGEABLE
Terminal,stud
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1560-00-772-028310566 INTERCHANGEABLE
Cover Assembly,shoc
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5998-01-360-083310566 INTERCHANGEABLE
Circuit Card Assembly
Raytheon Company
5985-01-682-402310566 INTERCHANGEABLE
Antenna
Gatr Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
1655827PC8 Lenz Inc Dba the Lenz Company (USA)
105-6-6 PRIMARY Lenz Inc Dba the Lenz Company (USA)
Related Parts
5310-00-095-7129INTERCHANGEABLE
NUT
5315-00-176-0766INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
74993823-9
5133-00-232-2911INTERCHANGEABLE
DRILL,TWIST
5133-00-236-4059INTERCHANGEABLE
DRILL,TWIST
5940-00-665-5764INTERCHANGEABLE
TERMINAL,STUD
699408PT3
1560-00-772-0283INTERCHANGEABLE
COVER ASSEMBLY,SHOC
10566
5998-01-360-0833INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
10566
5985-01-682-4023INTERCHANGEABLE
ANTENNA
10566

Frequently Asked Questions

What is NSN 4730-00-677-2564?

NSN 4730-00-677-2564 is a Adapter,straight,pipe to Tube, manufactured by Lenz Inc Dba the Lenz Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-677-2564?

NSN 4730-00-677-2564 has 2 cross-referenced part numbers: 1655827PC8 (Lenz Inc Dba the Lenz Company), 105-6-6 (Lenz Inc Dba the Lenz Company).

What NSN replaces 4730-00-677-2564?

There are 8 known substitutes for 4730-00-677-2564: 5310-00-095-7129, 5315-00-176-0766, 5133-00-232-2911 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 105-6-6?

Key specifications for 105-6-6: Nominal Thread Size: 0.625 INCHES FIRST END IN; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN; Thread Class: 2A FIRST END A; Connection Style: PLAIN (PIPE) SECOND END. 14 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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