PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-H-24135-20Elbow,hose

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-01-246-6977 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-246-6977 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-246-6977. Primary manufacturer part number: MIL-H-24135-20.
Features
  • Elbow,hose — FSC 4730
  • Criticality Code Justification: ZZZW
  • Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 2 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Elbow,hose, cataloged under National Stock Number 4730-01-246-6977, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-246-6977
Primary Part NumberMIL-H-24135-20
Item NameElbow,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Criticality Code JustificationZZZW
Departure From Cited DocumentMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-01-101-73754677577-0F11M INTERCHANGEABLE
Hose Assembly,nonmetallic
P.a.r. Products Co
4730-01-217-5296 INTERCHANGEABLE
Elbow,hose
4730-01-217-8250 INTERCHANGEABLE
Adapter,straight,tube to Hose
4720-01-325-81652621-225-03 ASSY 76 INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-329-20242621-225-03 ASSY-144 INTERCHANGEABLE
Hose Assembly,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-329-20432621-225-03 ASSY-53 INTERCHANGEABLE
Hose,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-462-82692621-225-03 ASSY 23 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Sea Systems Command
4720-01-522-06252621-225-03-0058 INTERCHANGEABLE
Hose Assembly,metallic
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
MIL-H-24135-20 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2621-225-03 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4720-01-101-7375INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4677577-0F11M
4730-01-217-5296INTERCHANGEABLE
ELBOW,HOSE
4730-01-217-8250INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4720-01-325-8165INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
2621-225-03 ASSY 76
4720-01-329-2024INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
2621-225-03 ASSY-144
4720-01-329-2043INTERCHANGEABLE
HOSE,NONMETALLIC
2621-225-03 ASSY-53
4720-01-462-8269INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
2621-225-03 ASSY 23
4720-01-522-0625INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
2621-225-03-0058

Frequently Asked Questions

What is NSN 4730-01-246-6977?

NSN 4730-01-246-6977 is a Elbow,hose, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-246-6977?

NSN 4730-01-246-6977 has 2 cross-referenced part numbers: MIL-H-24135-20 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2621-225-03 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 4730-01-246-6977?

There are 8 known substitutes for 4730-01-246-6977: 4720-01-101-7375, 4730-01-217-5296, 4730-01-217-8250 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-H-24135-20?

Key specifications for MIL-H-24135-20: Criticality Code Justification: ZZZW; Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com