PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503-1138Clamp,hose

Cummins Power Generation Inc. · NSN 4730-00-456-5749 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-456-5749 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-456-5749. Primary manufacturer part number: 503-1138.
Features
  • Clamp,hose — FSC 4730
  • Inside Diameter: 1.078 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
  • 5 verified cross-references
  • Primary manufacturer: Cummins Power Generation Inc.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Clamp,hose, cataloged under National Stock Number 4730-00-456-5749, 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 Cummins Power Generation Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-456-5749
Primary Part Number503-1138
Item NameClamp,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCummins Power Generation Inc.
StatusACTIVE
Inside Diameter1.078 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-203-4804 INTERCHANGEABLE
Wrench,open End
5915-00-501-31821448 INTERCHANGEABLE
Filter,radio Frequency Interfere
Cornell-Dubilier Marketing Inc
3120-00-516-92763225050 INTERCHANGEABLE
Bearing,sleeve
Hatch & Kirk, Inc.
4720-00-522-91511448 INTERCHANGEABLE
Tubing,nonmetallic
Fluid Power, Inc.
3110-00-554-328810090 INTERCHANGEABLE
Bearing,ball,annular
Wausau Equipment Company Llc Dba Schmidt Engineering & Equipment Inc Div Wausau Equipment Llc
5910-00-577-1138 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
2530-00-752-0047 INTERCHANGEABLE
Brake,shoe Type
6240-00-898-66011448 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5950-00-930-1300SM-C-552152 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-01-012-4345 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
503-0280 Cummins Power Generation Inc. (USA)
1448 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
503-280 Cummins Power Generation Inc. (USA)
A8897 Stewart Avionics Inc (USA)
503-1138 PRIMARY Cummins Power Generation Inc. (USA)
Related Parts
5120-00-203-4804INTERCHANGEABLE
WRENCH,OPEN END
5915-00-501-3182INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
1448
3120-00-516-9276INTERCHANGEABLE
BEARING,SLEEVE
3225050
4720-00-522-9151INTERCHANGEABLE
TUBING,NONMETALLIC
1448
3110-00-554-3288INTERCHANGEABLE
BEARING,BALL,ANNULAR
10090
5910-00-577-1138INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
2530-00-752-0047INTERCHANGEABLE
BRAKE,SHOE TYPE
6240-00-898-6601INTERCHANGEABLE
LAMP,INCANDESCENT
1448
5950-00-930-1300INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SM-C-552152
5310-01-012-4345INTERCHANGEABLE
WASHER,FLAT
4730-01-031-6504INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
1448-4IN-7-8X8M
5995-01-086-9417INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
10-609001-1

Frequently Asked Questions

What is NSN 4730-00-456-5749?

NSN 4730-00-456-5749 is a Clamp,hose, manufactured by Cummins Power Generation Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-456-5749?

NSN 4730-00-456-5749 has 5 cross-referenced part numbers: 503-0280 (Cummins Power Generation Inc.), 1448 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 503-280 (Cummins Power Generation Inc.), A8897 (Stewart Avionics Inc), 503-1138 (Cummins Power Generation Inc.).

What NSN replaces 4730-00-456-5749?

There are 12 known substitutes for 4730-00-456-5749: 5120-00-203-4804, 5915-00-501-3182, 3120-00-516-9276 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 503-1138?

Key specifications for 503-1138: Overall Width: 0.500 INCHES NOMINAL IN; Inside Diameter: 1.078 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN. 2 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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