PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5156653Adapter,straight,tube to Boss

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 4730-00-854-6931 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-854-6931 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-854-6931. Primary manufacturer part number: 5156653.
Features
  • Adapter,straight,tube to Boss — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN
  • Thread Class: 2B FIRST END
  • Thread Quantity Per Inch: 24 FIRST END
  • Connection Type: THREADED EXTERNAL BOSS SECOND END
  • Thread Series Designator: UNF SECOND END
  • Nominal Overall Length: 0.953 INCHES IN
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-00-854-6931, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-854-6931
Primary Part Number5156653
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Thread Class2B FIRST END
Thread Quantity Per Inch24 FIRST END
Connection TypeTHREADED EXTERNAL BOSS SECOND END
Thread Series DesignatorUNF SECOND END
Nominal Overall Length0.953 INCHES IN
Nominal Thread Size0.438 INCHES FIRST END IN
Thread Series DesignatorUNS FIRST END
Connection TypeTHREADED INTERNAL TUBE FIRST END
Connection StyleINVERTED FLARE (TUBE) FIRST END
Thread Class3A SECOND END A
MaterialCOPPER ALLOY OVERALL
Connection StyleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
Seat Angle42.0 DEGREES FIRST END
Nominal Thread Size0.500 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5950-00-045-86341511210 INTERCHANGEABLE
Transformer,radio Frequency
Lockheed Martin Corporation Div Rms - Mitchel Field
5330-00-049-5252772-7 INTERCHANGEABLE
Gasket
Elbitamerica, Inc.
5120-00-224-3148 INTERCHANGEABLE
Wrench,box
3040-00-532-94315329431 INTERCHANGEABLE
Ring,piston
U S Army Tank Automotive Command Amsta-Im-Mm
6110-00-690-8563 INTERCHANGEABLE
Switchboard,power
4720-01-032-2412 INTERCHANGEABLE
Hose Assembly,nonmetallic
4720-01-032-5737 INTERCHANGEABLE
Hose Assembly,nonmetallic
2940-01-103-316877-27 INTERCHANGEABLE
Filter Tube
Rix Industries
6130-01-171-1701 INTERCHANGEABLE
Power Supply
Cross-Reference Index
Part NumberManufacturer
F2832D Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
5156653 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
86454R1 Komatsu American Intl Co (USA)
5156653 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
5156653 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
FC2832D Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
86454R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
7727 PRIMARY Danfoss Power Solutions II, Llc (USA)
7727 Dana Corp Weatherhead Div (USA)
Related Parts
5950-00-045-8634INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
1511210
5330-00-049-5252INTERCHANGEABLE
GASKET
772-7
5120-00-224-3148INTERCHANGEABLE
WRENCH,BOX
3040-00-532-9431INTERCHANGEABLE
RING,PISTON
5329431
6110-00-690-8563INTERCHANGEABLE
SWITCHBOARD,POWER
4720-01-032-2412INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-032-5737INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
2940-01-103-3168INTERCHANGEABLE
FILTER TUBE
77-27
6130-01-171-1701INTERCHANGEABLE
POWER SUPPLY

Frequently Asked Questions

What is NSN 4730-00-854-6931?

NSN 4730-00-854-6931 is a Adapter,straight,tube to Boss, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-854-6931?

NSN 4730-00-854-6931 has 9 cross-referenced part numbers: F2832D (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div), 5156653 (U S Army Tank Automotive Command Amsta-Im-Mm), 86454R1 (Komatsu American Intl Co), 5156653 (Parker-Hannifin Corp Div Fluid System Connector Division), 5156653 (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div) and 4 more.

What NSN replaces 4730-00-854-6931?

There are 9 known substitutes for 4730-00-854-6931: 5950-00-045-8634, 5330-00-049-5252, 5120-00-224-3148 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5156653?

Key specifications for 5156653: Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN; Thread Class: 2B FIRST END; Thread Quantity Per Inch: 24 FIRST END; Connection Type: THREADED EXTERNAL BOSS SECOND END. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-854-6931 still in active supply?

NSN 4730-00-854-6931 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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