PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2821842Clamp,hose

Embraer S.a. · NSN 4730-00-278-9212 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-278-9212 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-278-9212. Primary manufacturer part number: 2821842.
Features
  • Clamp,hose — FSC 4730
  • Inside Diameter: 1.078 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
  • Fastening Device Type: THUMB HEAD SCREW
  • Material: STEEL CORROSION RESISTING OVERALL
  • Style Designator: BAND
  • 11 verified cross-references
  • Primary manufacturer: Embraer S.a.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Clamp,hose, cataloged under National Stock Number 4730-00-278-9212, 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 Embraer S.a.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-278-9212
Primary Part Number2821842
Item NameClamp,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEmbraer S.a.
StatusCANCELLED
Inside Diameter1.078 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Fastening Device TypeTHUMB HEAD SCREW
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorBAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4730-01-072-1366127045 INTERCHANGEABLE
Clamp,hose
Breeze-Eastern Llc
Cross-Reference Index
Part NumberManufacturer
2821842 Embraer S.a. (BRA)
AN737TW48 Wittek Companies Intl Inc (USA)
2821842 Embraer Aviation International (FRA)
AN748-48 Aeronautical Standards Group Dept of Navy and Air Force (USA)
AN737TW48 Breeze-Eastern Llc (USA)
2821842 Embraer Empresa Brasileira De Aeronautica Sa (BRA)
10108328 Nimikkeistokeskus Ncb Finland (FIN)
AN737TW48 Fastenair Corp (USA)
AN737TW48 Norma Pennsylvania Inc. Div Breeze Industrial Products (USA)
AN737TW48 Aeronautical Standards Group Dept of Navy and Air Force (USA)
WWD48 Wittek Companies Intl Inc (USA)
Related Parts
4730-01-072-1366INTERCHANGEABLE
CLAMP,HOSE
127045

Frequently Asked Questions

What is NSN 4730-00-278-9212?

NSN 4730-00-278-9212 is a Clamp,hose, manufactured by Embraer S.a., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-278-9212?

NSN 4730-00-278-9212 has 11 cross-referenced part numbers: 2821842 (Embraer S.a.), AN737TW48 (Wittek Companies Intl Inc), 2821842 (Embraer Aviation International), AN748-48 (Aeronautical Standards Group Dept of Navy and Air Force), AN737TW48 (Breeze-Eastern Llc) and 6 more.

What NSN replaces 4730-00-278-9212?

There is 1 known substitute for 4730-00-278-9212: 4730-01-072-1366. Verify interchangeability with system specifications before substitution.

What are the specifications of 2821842?

Key specifications for 2821842: Inside Diameter: 1.078 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN; Overall Width: 0.500 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN; Fastening Device Type: THUMB HEAD SCREW; Material: STEEL CORROSION RESISTING OVERALL. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-278-9212 still in active supply?

NSN 4730-00-278-9212 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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