PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4174Elbow,pipe to Tube

L and a Products Inc · NSN 4730-01-120-5891 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-120-5891 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-120-5891. Primary manufacturer part number: 4174.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Thread Class: 2A FIRST END A
  • Thread Series Designator: UNF FIRST END
  • Seat Angle: 45.0 DEGREES FIRST END
  • Flow Angle: 45.0 DEGREES
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.312 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Elbow,pipe to Tube, cataloged under National Stock Number 4730-01-120-5891, 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 L and a Products Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-120-5891
Primary Part Number4174
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerL and a Products Inc
StatusACTIVE
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Thread Class2A FIRST END A
Thread Series DesignatorUNF FIRST END
Seat Angle45.0 DEGREES FIRST END
Flow Angle45.0 DEGREES
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Nominal Outside Diameter Tube Accommodated0.312 INCHES FIRST END IN
Nominal Thread Size0.500 INCHES SECOND END IN
Nominal Thread Size0.500 INCHES FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Connection StyleFLARED (TUBE) FIRST END
Thread Series DesignatorNPT SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-198-23012XE401 INTERCHANGEABLE
Bearing,ball,annular
General Motors Llc Dba General Motors Llc
3040-00-343-6622 INTERCHANGEABLE
Shaft,drive,flexible
5950-00-607-0099292-2532GP1ISSUE5 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
4230-00-952-82104-17-4 INTERCHANGEABLE
Pad,machine Mounting
Clark-Cutler Mcdermott Co Air-Loc Products Div
6645-00-966-77924174 INTERCHANGEABLE
Jewel Coupling
Wakmann Watch Company Inc
6625-01-053-63944174 INTERCHANGEABLE
Probe,test
Fluke Electronics Corp
1430-01-060-03334174 INTERCHANGEABLE
Latch Assembly,hatc
Adams Rite Aerospace, Inc
2805-01-100-618341-74 INTERCHANGEABLE
Oil Pump Assembly,engine
Safeguard Engine Parts Inc Sub of Safeguard Industries Inc
5305-01-170-19294174 INTERCHANGEABLE
Screw,cap,hexagon Head
Brinkley Technology Group Llc Dba Hercules Manufacturing
7025-01-315-0477 INTERCHANGEABLE
Cabinet,disk
Cross-Reference Index
Part NumberManufacturer
4174 L and a Products Inc (USA)
Related Parts
3110-00-198-2301INTERCHANGEABLE
BEARING,BALL,ANNULAR
2XE401
3040-00-343-6622INTERCHANGEABLE
SHAFT,DRIVE,FLEXIBLE
5950-00-607-0099INTERCHANGEABLE
TRANSFORMER,POWER
292-2532GP1ISSUE5
4230-00-952-8210INTERCHANGEABLE
PAD,MACHINE MOUNTING
4-17-4
6645-00-966-7792INTERCHANGEABLE
JEWEL COUPLING
4174
6625-01-053-6394INTERCHANGEABLE
PROBE,TEST
4174
1430-01-060-0333INTERCHANGEABLE
LATCH ASSEMBLY,HATC
4174
2805-01-100-6183INTERCHANGEABLE
OIL PUMP ASSEMBLY,ENGINE
41-74
5305-01-170-1929INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
4174
7025-01-315-0477INTERCHANGEABLE
CABINET,DISK
5340-01-332-3001INTERCHANGEABLE
CLAMP,LOOP
417-4

Frequently Asked Questions

What is NSN 4730-01-120-5891?

NSN 4730-01-120-5891 is a Elbow,pipe to Tube, manufactured by L and a Products Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-120-5891?

NSN 4730-01-120-5891 has 1 cross-referenced part number: 4174 (L and a Products Inc).

What NSN replaces 4730-01-120-5891?

There are 11 known substitutes for 4730-01-120-5891: 3110-00-198-2301, 3040-00-343-6622, 5950-00-607-0099 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4174?

Key specifications for 4174: Connection Type: THREADED EXTERNAL PIPE SECOND END; Thread Class: 2A FIRST END A; Thread Series Designator: UNF FIRST END; Seat Angle: 45.0 DEGREES FIRST END. 12 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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