PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10166-0Elbow,flange to Pipe

Arnold a Semler Inc · NSN 4730-00-374-5618 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-374-5618 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-374-5618. Primary manufacturer part number: 10166-0.
Features
  • Elbow,flange to Pipe — FSC 4730
  • Bolt Hole Quantity: 2 SECOND END
  • Bolt Hole Nominal Diameter: 0.406 INCHES SECOND END IN
  • Flow Angle: 30.0 DEGREES
  • Connection Type: FLANGE SECOND END
  • Nominal Thickness: 0.421 INCHES SECOND END IN
  • Nominal Length: 4.000 INCHES SECOND END IN
  • Leg Length: 1.250 INCHES NOMINAL FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,flange to Pipe, cataloged under National Stock Number 4730-00-374-5618, 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 Arnold a Semler Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 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
NSN4730-00-374-5618
Primary Part Number10166-0
Item NameElbow,flange to Pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerArnold a Semler Inc
StatusCANCELLED
Bolt Hole Quantity2 SECOND END
Bolt Hole Nominal Diameter0.406 INCHES SECOND END IN
Flow Angle30.0 DEGREES
Connection TypeFLANGE SECOND END
Nominal Thickness0.421 INCHES SECOND END IN
Nominal Length4.000 INCHES SECOND END IN
Leg Length1.250 INCHES NOMINAL FIRST END IN
Thread Series DesignatorNPT FIRST END
Nominal Width2.562 INCHES SECOND END IN
Bolt Circle Nominal Diameter3.125 INCHES SECOND END IN
Flange Face DesignPLAIN SECOND END
Nominal Thread Size1.500 INCHES FIRST END IN
Flange ShapeOVAL WITH HOLES SECOND END
Connection TypeTHREADED INTERNAL PIPE FIRST END
Connection StylePLAIN (PIPE) FIRST END
Leg Length6.000 INCHES NOMINAL SECOND END IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5905-00-126-6677 INTERCHANGEABLE
Resistor,fixed,composition
4510-00-215-8133 INTERCHANGEABLE
Parts Kit,water Mixing Valve
2910-00-349-7450 INTERCHANGEABLE
Pump,fuel Injection
2530-00-881-0993D10456 INTERCHANGEABLE
Brake,shoe Type
Metadure Parts & Sales, Inc.
2990-01-104-3864121335 INTERCHANGEABLE
Pipe,exhaust
Komatsu America Corporation
4210-01-244-6229 INTERCHANGEABLE
Box Assembly
5340-01-283-4109101660 INTERCHANGEABLE
Strap,webbing
Prc Composites, Llc Dba Globe Plastics
3020-01-300-387715-5406 INTERCHANGEABLE
Gear,spur
Taiwan Machinery Trade Center
5998-01-360-7140101660 INTERCHANGEABLE
Circuit Card Assembly
Dranetz Technologies Inc
6510-01-372-34297399 INTERCHANGEABLE
Dressing,hydrocolloid
Smith & Nephew Inc. Dba Smith and Nephew Wound and Mgt Div Wound Management
Cross-Reference Index
Part NumberManufacturer
10166-0 Arnold a Semler Inc (USA)
155-406 Cummins Power Generation Inc. (USA)
JWC7399 Arnold a Semler Inc (USA)
121335 Arnold a Semler Inc (USA)
155B406 Cummins Power Generation Inc. (USA)
10166-0 Tappan Co the (USA)
7399 Cummins Power Generation Inc. (USA)
7399 Arnold a Semler Inc (USA)
Related Parts
5905-00-126-6677INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
4510-00-215-8133INTERCHANGEABLE
PARTS KIT,WATER MIXING VALVE
2910-00-349-7450INTERCHANGEABLE
PUMP,FUEL INJECTION
2530-00-881-0993INTERCHANGEABLE
BRAKE,SHOE TYPE
D10456
2990-01-104-3864INTERCHANGEABLE
PIPE,EXHAUST
121335
4210-01-244-6229INTERCHANGEABLE
BOX ASSEMBLY
5340-01-283-4109INTERCHANGEABLE
STRAP,WEBBING
101660
3020-01-300-3877INTERCHANGEABLE
GEAR,SPUR
15-5406
5998-01-360-7140INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
101660
6510-01-372-3429INTERCHANGEABLE
DRESSING,HYDROCOLLOID
7399
7690-01-421-7857INTERCHANGEABLE
LABEL
101.660
6150-01-432-7655INTERCHANGEABLE
LEAD,STORAGE BATTERY
121335

Frequently Asked Questions

What is NSN 4730-00-374-5618?

NSN 4730-00-374-5618 is a Elbow,flange to Pipe, manufactured by Arnold a Semler Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-374-5618?

NSN 4730-00-374-5618 has 8 cross-referenced part numbers: 10166-0 (Arnold a Semler Inc), 155-406 (Cummins Power Generation Inc.), JWC7399 (Arnold a Semler Inc), 121335 (Arnold a Semler Inc), 155B406 (Cummins Power Generation Inc.) and 3 more.

What NSN replaces 4730-00-374-5618?

There are 12 known substitutes for 4730-00-374-5618: 5905-00-126-6677, 4510-00-215-8133, 2910-00-349-7450 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10166-0?

Key specifications for 10166-0: Bolt Hole Quantity: 2 SECOND END; Bolt Hole Nominal Diameter: 0.406 INCHES SECOND END IN; Flow Angle: 30.0 DEGREES; Connection Type: FLANGE SECOND END. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-374-5618 still in active supply?

NSN 4730-00-374-5618 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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