PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X121619Elbow,pipe

H20 Tank Inc U S Motors Div · NSN 4730-00-278-4497 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-278-4497 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-278-4497. Primary manufacturer part number: X121619.
Features
  • Elbow,pipe — FSC 4730
  • 27 verified cross-references
  • Primary manufacturer: H20 Tank Inc U S Motors Div
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-278-4497, 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 H20 Tank Inc U S Motors Div. This item has 27 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameElbow,pipe
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersKomatsu American Intl Co (CAGE 29510); Oshkosh Corp (CAGE 45152); General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (CAGE 1EFH8); Danfoss Power Solutions II, Llc (CAGE 01276); Koehring Co (CAGE 34161)
Technical Specifications
ParameterValue
NSN4730-00-278-4497
Primary Part NumberX121619
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerH20 Tank Inc U S Motors Div
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-051-6815 INTERCHANGEABLE
Nut,plain,hexagon
8455-00-246-3512 INTERCHANGEABLE
Insignia,shoulder Sleeve
4730-00-277-5683 INTERCHANGEABLE
Elbow,pipe
2530-00-350-64925590650 INTERCHANGEABLE
Filter,fluid
U S Army Tank Automotive Command Amsta-Im-Mm
3020-00-462-4767 INTERCHANGEABLE
Gear,helical
3040-00-481-2659A1-128 INTERCHANGEABLE
Shaft,straight
Roller Bearing Co of America, Inc Div Pic Design
5910-00-557-6593MCM19D820J INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
General Instrument Corp Corporate Headquarters
5915-00-678-48007336072G001 INTERCHANGEABLE
Network,impedance Matching
Lockheed Martin Corporation Div Rms
4730-00-847-82672214P-4-4 INTERCHANGEABLE
Elbow,pipe to Tube
Parker-Hannifin Corp Div Fluid System Connector Division
5905-01-017-5849502-0156 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Vishay Sprague Inc
Cross-Reference Index
Part NumberManufacturer
444054 Komatsu American Intl Co (USA)
119093A Oshkosh Corp (USA)
1000636 General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA)
003-35004 Danfoss Power Solutions II, Llc (USA)
3350X4 Danfoss Power Solutions II, Llc (USA)
3621219 Koehring Co (USA)
3621219 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
A112-8 Crane Carrier Company, Llc (USA)
3350X4 Dresser/marion Div (USA)
4-4 130339B Society of Automotive Engineers Inc (USA)
2214P4-4 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
4-4 130339B Sae International Dba Sae International (USA)
J530 Sae International Dba Sae International (USA)
922967 Kalmar AC Inc (USA)
X121619 PRIMARY H20 Tank Inc U S Motors Div (USA)
444054 General Motors Corp (USA)
J530 Society of Automotive Engineers Inc (USA)
119093A Oshkosh Defense Llc (USA)
003-35004 Dana Corp Weatherhead Div (USA)
SAE-J530 Sae International Dba Sae International (USA)
Related Parts
5310-00-051-6815INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8455-00-246-3512INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
4730-00-277-5683INTERCHANGEABLE
ELBOW,PIPE
2530-00-350-6492INTERCHANGEABLE
FILTER,FLUID
5590650
3020-00-462-4767INTERCHANGEABLE
GEAR,HELICAL
3040-00-481-2659INTERCHANGEABLE
SHAFT,STRAIGHT
A1-128
5910-00-557-6593INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
MCM19D820J
5915-00-678-4800INTERCHANGEABLE
NETWORK,IMPEDANCE MATCHING
7336072G001
4730-00-847-8267INTERCHANGEABLE
ELBOW,PIPE TO TUBE
2214P-4-4
5905-01-017-5849INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
502-0156
5310-01-415-5351INTERCHANGEABLE
NUT,PLAIN,HEXAGON
922967
8455-01-528-8807INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 4730-00-278-4497?

NSN 4730-00-278-4497 is a Elbow,pipe, manufactured by H20 Tank Inc U S Motors Div, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-278-4497?

NSN 4730-00-278-4497 has 27 cross-referenced part numbers: 444054 (Komatsu American Intl Co), 119093A (Oshkosh Corp), 1000636 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 003-35004 (Danfoss Power Solutions II, Llc), 3350X4 (Danfoss Power Solutions II, Llc) and 22 more.

What NSN replaces 4730-00-278-4497?

There are 12 known substitutes for 4730-00-278-4497: 5310-00-051-6815, 8455-00-246-3512, 4730-00-277-5683 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-278-4497 still in active supply?

NSN 4730-00-278-4497 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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