PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

274090R91Clamp,hose

Komatsu American Intl Co · NSN 4730-00-957-1104 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-957-1104 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-957-1104. Primary manufacturer part number: 274090R91.
Features
  • Clamp,hose — FSC 4730
  • Style Designator: WIRE
  • Inside Diameter: 3.750 INCHES MINIMUM AND 4.625 INCHES MAXIMUM IN
  • Surface Treatment: ZINC SCREW
  • Surface Treatment: PASSIVATE BAND
  • Material: STEEL CORROSION RESISTING BAND
  • Fastening Device Type: SLOTTED HEXAGON HEAD SCREW
  • Material: STEEL SCREW
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Band construction
General Description

The Clamp,hose, cataloged under National Stock Number 4730-00-957-1104, 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 Komatsu American Intl Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-957-1104
Primary Part Number274090R91
Item NameClamp,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerKomatsu American Intl Co
StatusACTIVE
Style DesignatorWIRE
Inside Diameter3.750 INCHES MINIMUM AND 4.625 INCHES MAXIMUM IN
Surface TreatmentZINC SCREW
Surface TreatmentPASSIVATE BAND
MaterialSTEEL CORROSION RESISTING BAND
Fastening Device TypeSLOTTED HEXAGON HEAD SCREW
MaterialSTEEL SCREW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
7490-00-164-05410104000K INTERCHANGEABLE
Stencil Cutting Machine,hand Ope
Illinois Tool Works Inc. Dba Diagraph Msp - Itw Div Diagraph Marking & Stenciling Products
4730-00-278-0445 INTERCHANGEABLE
Clamp,hose
4730-01-538-9978689475C1 INTERCHANGEABLE
Clamp,hose
Navistar Intl Corp Truck Br Ohio Plant
4730-01-594-1145274090R91 INTERCHANGEABLE
Clamp,hose
Nd Defense Llc
Cross-Reference Index
Part NumberManufacturer
274090R91 Komatsu American Intl Co (USA)
689475C1 Komatsu American Intl Co (USA)
68H Wittek Companies Intl Inc (USA)
689475C1 Komatsu America Corp. (USA)
274090R91 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
Related Parts
7490-00-164-0541INTERCHANGEABLE
STENCIL CUTTING MACHINE,HAND OPE
0104000K
4730-00-278-0445INTERCHANGEABLE
CLAMP,HOSE
4730-01-538-9978INTERCHANGEABLE
CLAMP,HOSE
689475C1
4730-01-594-1145INTERCHANGEABLE
CLAMP,HOSE
274090R91

Frequently Asked Questions

What is NSN 4730-00-957-1104?

NSN 4730-00-957-1104 is a Clamp,hose, manufactured by Komatsu American Intl Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-957-1104?

NSN 4730-00-957-1104 has 5 cross-referenced part numbers: 274090R91 (Komatsu American Intl Co), 689475C1 (Komatsu American Intl Co), 68H (Wittek Companies Intl Inc), 689475C1 (Komatsu America Corp.), 274090R91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/).

What NSN replaces 4730-00-957-1104?

There are 4 known substitutes for 4730-00-957-1104: 7490-00-164-0541, 4730-00-278-0445, 4730-01-538-9978 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 274090R91?

Key specifications for 274090R91: Style Designator: WIRE; Inside Diameter: 3.750 INCHES MINIMUM AND 4.625 INCHES MAXIMUM IN; Surface Treatment: ZINC SCREW; Surface Treatment: PASSIVATE BAND. 8 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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