PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1656247-4Elbow,pipe

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 4730-00-857-2383 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-857-2383 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-857-2383. Primary manufacturer part number: 1656247-4.
Features
  • Elbow,pipe — FSC 4730
  • Connection Type: THREADED INTERNAL PIPE FIRST END
  • Thread Series Designator: NPT ALL ENDS
  • Connection Style: PLAIN (PIPE) SECOND END
  • Nominal Thread Size: 0.250 INCHES FIRST END IN
  • Material: STEEL OVERALL
  • Leg Length: 0.875 INCHES NOMINAL FIRST END IN
  • Leg Length: 1.187 INCHES NOMINAL SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-857-2383, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-857-2383
Primary Part Number1656247-4
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusCANCELLED
Connection TypeTHREADED INTERNAL PIPE FIRST END
Thread Series DesignatorNPT ALL ENDS
Connection StylePLAIN (PIPE) SECOND END
Nominal Thread Size0.250 INCHES FIRST END IN
MaterialSTEEL OVERALL
Leg Length0.875 INCHES NOMINAL FIRST END IN
Leg Length1.187 INCHES NOMINAL SECOND END IN
Flow Angle90.0 DEGREES
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Surface TreatmentCADMIUM OVERALL
Nominal Thread Size0.250 INCHES SECOND END IN
Connection StylePLAIN (PIPE) FIRST END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3110-00-142-597709164 INTERCHANGEABLE
Bearing,ball,annular
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5136-00-293-0968 INTERCHANGEABLE
Chaser,thread,hand
4030-00-564-9692 INTERCHANGEABLE
Rod,anchor
5365-01-073-30309164 INTERCHANGEABLE
Spacer,sleeve
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
6515-01-240-86739164 INTERCHANGEABLE
Handle and Electrode,electrosurg
Linvatec Corporation Div Linvatec
4730-01-281-735617314 INTERCHANGEABLE
Nut,union
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5360-01-428-7592916-4 INTERCHANGEABLE
Spring,helical,compression
Globe Food Equipment Company
5315-01-435-122017314 INTERCHANGEABLE
Key,machine
Coffin Turbo Pump Inc
4220-01-462-945417314 INTERCHANGEABLE
Valve Repair Kit
Circor Aerospace, Inc. Dba Circor Aerospace Inc
4010-01-618-86369164 INTERCHANGEABLE
Wire Rope Assembly,single Leg
Acr Electronics, Inc. Dba Acr Electronics Inc
Cross-Reference Index
Part NumberManufacturer
4SE Lenz Inc Dba the Lenz Company (USA)
17314 Hyster (europe) Ltd (GBR)
1656247 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1656247-4 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
9164 Allied Products Corp Loadcraft Div (USA)
914-2S Bowes Mfg Inc (USA)
0001106-1007 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
17314 Hyster-Yale Group, Inc. (USA)
Related Parts
3110-00-142-5977INTERCHANGEABLE
BEARING,BALL,ANNULAR
09164
5136-00-293-0968INTERCHANGEABLE
CHASER,THREAD,HAND
4030-00-564-9692INTERCHANGEABLE
ROD,ANCHOR
5365-01-073-3030INTERCHANGEABLE
SPACER,SLEEVE
9164
6515-01-240-8673INTERCHANGEABLE
HANDLE AND ELECTRODE,ELECTROSURG
9164
4730-01-281-7356INTERCHANGEABLE
NUT,UNION
17314
5360-01-428-7592INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
916-4
5315-01-435-1220INTERCHANGEABLE
KEY,MACHINE
17314
4220-01-462-9454INTERCHANGEABLE
VALVE REPAIR KIT
17314
4010-01-618-8636INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
9164
4140-01-715-2524INTERCHANGEABLE
FAN,TUBEAXIAL
1731-1

Frequently Asked Questions

What is NSN 4730-00-857-2383?

NSN 4730-00-857-2383 is a Elbow,pipe, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-857-2383?

NSN 4730-00-857-2383 has 8 cross-referenced part numbers: 4SE (Lenz Inc Dba the Lenz Company), 17314 (Hyster (europe) Ltd), 1656247 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1656247-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 9164 (Allied Products Corp Loadcraft Div) and 3 more.

What NSN replaces 4730-00-857-2383?

There are 11 known substitutes for 4730-00-857-2383: 3110-00-142-5977, 5136-00-293-0968, 4030-00-564-9692 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1656247-4?

Key specifications for 1656247-4: Connection Type: THREADED INTERNAL PIPE FIRST END; Thread Series Designator: NPT ALL ENDS; Connection Style: PLAIN (PIPE) SECOND END; Nominal Thread Size: 0.250 INCHES FIRST END IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-857-2383 still in active supply?

NSN 4730-00-857-2383 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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