National Item Identification Number

00-448-0391
004480391
4720-00-448-0391
4720004480391

National Stock Number

Item Name

HOSE,AIR DUCT

Federal Supply Class

4720

Description

A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see HOSE ASSEMBLY, AIR DUCT. For items of sleeve section design rated for high pressure use, see SLEEVE, SEAL, COUPLING. Excludes hose, nonmetallic.

Commercial and Government Entity Code (Supplier Data)

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Parts Hangar, Inc.
www.partshangar.com
Minority & Woman Owned Small Business

9438 US Hwy 19N #311
Port Richey, FL 34668

P: 1 (727) 493-0744
F: 1 (727) 475-1406

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1C763

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KNOCH MFG CO LTD
1054 SHAW RD
DORCHESTER
N0L 1G0
CANADA
519-268-7326

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71867

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Reference Numbers (Part Numbers)

C4V1428-3
C4V1428-3

Required Categories

STYLE DESIGNATOR
CROSS-SECTIONAL SHAPE STYLE
INSIDE DIAMETER
MEASURING METHOD

Required Description

A4 HELICALLY WOUND CONTINUOUS WIRE SUPPORTED
B3 ROUND
3.250 INCHES NOMINAL FIR