PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203830PC403Elbow,hose

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 4730-00-072-8412 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-072-8412 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-072-8412. Primary manufacturer part number: 203830PC403.
Features
  • Elbow,hose — FSC 4730
  • Furnished Items and Quantity: 2 SOCKET
  • Material Document and Classification: QQ-N-281,CLASS A OR B FED STD 1ST MATERIAL RESPONSE BODY
  • Nominal Outside Diameter Hose Accommodated: 1.250 INCHES FIRST END IN
  • Material Document and Classification: FED STD 66,AISI C1113 OR SAE 1113 FED STD 2ND MATERIAL RESPONSE SOCKET
  • Connection Style: GRIPPING NIPPLE (NOSE) FIRST END
  • Material: STEEL COMP 1213 SOCKET
  • Leg Length: 4.520 INCHES NOMINAL FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 1213 Socket construction
General Description

The Elbow,hose, cataloged under National Stock Number 4730-00-072-8412, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-072-8412
Primary Part Number203830PC403
Item NameElbow,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHuntington Ingalls Inc Div Newport News Shipbuilding
StatusCANCELLED
Furnished Items and Quantity2 SOCKET
Material Document and ClassificationQQ-N-281,CLASS A OR B FED STD 1ST MATERIAL RESPONSE BODY
Nominal Outside Diameter Hose Accommodated1.250 INCHES FIRST END IN
Material Document and ClassificationFED STD 66,AISI C1113 OR SAE 1113 FED STD 2ND MATERIAL RESPONSE SOCKET
Connection StyleGRIPPING NIPPLE (NOSE) FIRST END
MaterialSTEEL COMP 1213 SOCKET
Leg Length4.520 INCHES NOMINAL FIRST END IN
MaterialNICKEL ALLOY BODY
Nominal Inside Diameter Hose Accommodated0.750 INCHES FIRST END IN
Flow Angle90.0 DEGREES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4720-00-717-1701 INTERCHANGEABLE
Hose,nonmetallic
4720-01-067-6472 INTERCHANGEABLE
Hose,nonmetallic
4730-01-331-2872 INTERCHANGEABLE
Adapter,straight,flange to Hose
4720-01-617-1153 INTERCHANGEABLE
Hose,nonmetallic
Cross-Reference Index
Part NumberManufacturer
203830PC403 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
MIL-DTL-24787 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CMC-4-5803-12-12 Custom Hydraulic & Machine, Inc. Dba Custom Hydraulic & Machine Inc (USA)
MIL-F-24787 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-H-24135-12 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
41-191308-12 Danfoss Power Solutions II, Llc (USA)
M24787/5-SS24135/02-12X Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
19-02-1783 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4720-00-717-1701INTERCHANGEABLE
HOSE,NONMETALLIC
4720-01-067-6472INTERCHANGEABLE
HOSE,NONMETALLIC
4730-01-331-2872INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4720-01-617-1153INTERCHANGEABLE
HOSE,NONMETALLIC

Frequently Asked Questions

What is NSN 4730-00-072-8412?

NSN 4730-00-072-8412 is a Elbow,hose, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-072-8412?

NSN 4730-00-072-8412 has 8 cross-referenced part numbers: 203830PC403 (Huntington Ingalls Inc Div Newport News Shipbuilding), MIL-DTL-24787 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CMC-4-5803-12-12 (Custom Hydraulic & Machine, Inc. Dba Custom Hydraulic & Machine Inc), MIL-F-24787 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-H-24135-12 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 4730-00-072-8412?

There are 4 known substitutes for 4730-00-072-8412: 4720-00-717-1701, 4720-01-067-6472, 4730-01-331-2872 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 203830PC403?

Key specifications for 203830PC403: Furnished Items and Quantity: 2 SOCKET; Material Document and Classification: QQ-N-281,CLASS A OR B FED STD 1ST MATERIAL RESPONSE BODY; Nominal Outside Diameter Hose Accommodated: 1.250 INCHES FIRST END IN; Material Document and Classification: FED STD 66,AISI C1113 OR SAE 1113 FED STD 2ND MATERIAL RESPONSE SOCKET. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-072-8412 still in active supply?

NSN 4730-00-072-8412 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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