PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21052Clamp,hose

Norma Pennsylvania Inc. Div Breeze Industrial Products · NSN 4730-00-134-4222 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-134-4222 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-134-4222. Primary manufacturer part number: 21052.
Features
  • Clamp,hose — FSC 4730
  • Material: STEEL SCREW
  • Material: STEEL COMP 301 BAND
  • Style Designator: WIRE
  • Surface Treatment: ZINC SCREW
  • Surface Treatment: PASSIVATE BAND
  • Fastening Device Type: SLOTTED HEXAGON HEAD SCREW
  • Inside Diameter: 2.812 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Screw construction
General Description

The Clamp,hose, cataloged under National Stock Number 4730-00-134-4222, 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 Norma Pennsylvania Inc. Div Breeze Industrial Products. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-134-4222
Primary Part Number21052
Item NameClamp,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNorma Pennsylvania Inc. Div Breeze Industrial Products
StatusCANCELLED
MaterialSTEEL SCREW
MaterialSTEEL COMP 301 BAND
Style DesignatorWIRE
Surface TreatmentZINC SCREW
Surface TreatmentPASSIVATE BAND
Fastening Device TypeSLOTTED HEXAGON HEAD SCREW
Inside Diameter2.812 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-204-3491 INTERCHANGEABLE
Clamp,hose
5310-00-261-734000103321 INTERCHANGEABLE
Washer,lock
Rolls-Royce Solutions America Inc
5360-00-265-584569-645 INTERCHANGEABLE
Spring,helical,compression
Eaton Corp Opns & Technical Center
5935-00-280-2311 INTERCHANGEABLE
Cover,electrical Connector
4730-00-289-283013218E0468-1 INTERCHANGEABLE
Bushing,pipe
Cecom Lr Center
5950-00-295-7823044-2968-01 INTERCHANGEABLE
Reactor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5945-00-542-0983 INTERCHANGEABLE
Relay,electromagnetic
1660-00-544-80616752 INTERCHANGEABLE
Lever,secondary
Avox Systems Inc Dba Avox Systems Inc
3040-00-714-92806752 INTERCHANGEABLE
Cam,control
Aerospace Lighting Corporation
6850-00-823-78616752 INTERCHANGEABLE
Fuel,engine Primer
Technical Chemical Company Dba T C C
Cross-Reference Index
Part NumberManufacturer
21052 PRIMARY Norma Pennsylvania Inc. Div Breeze Industrial Products (USA)
211-020-9014 Honeywell International Inc. Div Aerospace - Torrance (USA)
6752 Epicor Industries Inc Ideal Div (USA)
GC501S Northrop Grumman Systems Corporation (USA)
21052 Breeze-Eastern Llc (USA)
508-4510948-11 Rohr, Inc. Dba Rohr Industries Inc Div Rohr Inc., a Part of Collins Aerospace (USA)
6752-1 PRIMARY Epicor Industries Inc Ideal Div (USA)
214-264 Cnh Industrial America Llc Dba Cnh America (USA)
GC501S52 PRIMARY Northrop Grumman Systems Corporation (USA)
52HS Wittek Companies Intl Inc (USA)
Related Parts
4730-00-204-3491INTERCHANGEABLE
CLAMP,HOSE
5310-00-261-7340INTERCHANGEABLE
WASHER,LOCK
00103321
5360-00-265-5845INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
69-645
5935-00-280-2311INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
4730-00-289-2830INTERCHANGEABLE
BUSHING,PIPE
13218E0468-1
5950-00-295-7823INTERCHANGEABLE
REACTOR
044-2968-01
5945-00-542-0983INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1660-00-544-8061INTERCHANGEABLE
LEVER,SECONDARY
6752
3040-00-714-9280INTERCHANGEABLE
CAM,CONTROL
6752
6850-00-823-7861INTERCHANGEABLE
FUEL,ENGINE PRIMER
6752
6625-00-855-5954INTERCHANGEABLE
INDICATOR,RADIO FREQUENCY
10548236
4730-00-908-6292INTERCHANGEABLE
CLAMP,HOSE

Frequently Asked Questions

What is NSN 4730-00-134-4222?

NSN 4730-00-134-4222 is a Clamp,hose, manufactured by Norma Pennsylvania Inc. Div Breeze Industrial Products, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-134-4222?

NSN 4730-00-134-4222 has 10 cross-referenced part numbers: 21052 (Norma Pennsylvania Inc. Div Breeze Industrial Products), 211-020-9014 (Honeywell International Inc. Div Aerospace - Torrance), 6752 (Epicor Industries Inc Ideal Div), GC501S (Northrop Grumman Systems Corporation), 21052 (Breeze-Eastern Llc) and 5 more.

What NSN replaces 4730-00-134-4222?

There are 12 known substitutes for 4730-00-134-4222: 4730-00-204-3491, 5310-00-261-7340, 5360-00-265-5845 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21052?

Key specifications for 21052: Material: STEEL SCREW; Material: STEEL COMP 301 BAND; Style Designator: WIRE; End Item Identification: DETROIT DIESEL ENGINE POWERED LANDING CRAFT,NAVY DESIGN LCM 8,MOD 1. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-134-4222 still in active supply?

NSN 4730-00-134-4222 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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