PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

OLB-118-1Hose,air Duct

Flexfab Llc · NSN 4720-00-594-6436 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-594-6436 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-594-6436. Primary manufacturer part number: OLB-118-1.
Features
  • Hose,air Duct — FSC 4720
  • 6 verified cross-references
  • Primary manufacturer: Flexfab Llc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-00-594-6436, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Flexfab Llc. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHose,air Duct
FSC / FSG4720 — No Item Name Available (FSG 47)
ManufacturersFlexfab Llc (CAGE 16632); Arrowhead Products Corp (CAGE 70628); Lockheed Martin Corp (CAGE 98897); Automation Industries Inc Flexible Tubing Div (CAGE 04927); Flexco, Inc (CAGE 99135)
Technical Specifications
ParameterValue
NSN4720-00-594-6436
Primary Part NumberOLB-118-1
Item NameHose,air Duct
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerFlexfab Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5340-00-058-0535TA1720H11HR INTERCHANGEABLE
Clamp,loop
Ta Aerospace Co Div Ta Aerospace
5905-00-776-4954310-8001 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Vishay Sprague Inc
5133-00-838-5372 INTERCHANGEABLE
Drill,twist
5310-00-897-6080 INTERCHANGEABLE
Nut,plain,hexagon
5895-01-112-3489TD-1344/FYC INTERCHANGEABLE
Multiplexer
Joint Electronics Type Designation System
6635-01-176-68474-6711 INTERCHANGEABLE
Pedestal
American Hofmann Corp
5985-01-184-6571723398-30 INTERCHANGEABLE
Dummy Load,electrical
Raytheon Company Div Rmd Strategic
6780-01-655-829716009A1001 INTERCHANGEABLE
Camera Set,motion Picture
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
Cross-Reference Index
Part NumberManufacturer
OLB-118-1 PRIMARY Flexfab Llc (USA)
711628-1 PRIMARY Arrowhead Products Corp (USA)
751057 Lockheed Martin Corp (USA)
751057-1 PRIMARY Lockheed Martin Corp (USA)
FT-1468B-1 Automation Industries Inc Flexible Tubing Div (USA)
4671-1 PRIMARY Flexco, Inc (USA)
Related Parts
5340-00-058-0535INTERCHANGEABLE
CLAMP,LOOP
TA1720H11HR
5905-00-776-4954INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
310-8001
5133-00-838-5372INTERCHANGEABLE
DRILL,TWIST
5310-00-897-6080INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5895-01-112-3489INTERCHANGEABLE
MULTIPLEXER
TD-1344/FYC
6635-01-176-6847INTERCHANGEABLE
PEDESTAL
4-6711
5985-01-184-6571INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
723398-30
6780-01-655-8297INTERCHANGEABLE
CAMERA SET,MOTION PICTURE
16009A1001

Frequently Asked Questions

What is NSN 4720-00-594-6436?

NSN 4720-00-594-6436 is a Hose,air Duct, manufactured by Flexfab Llc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-594-6436?

NSN 4720-00-594-6436 has 6 cross-referenced part numbers: OLB-118-1 (Flexfab Llc), 711628-1 (Arrowhead Products Corp), 751057 (Lockheed Martin Corp), 751057-1 (Lockheed Martin Corp), FT-1468B-1 (Automation Industries Inc Flexible Tubing Div) and 1 more.

What NSN replaces 4720-00-594-6436?

There are 8 known substitutes for 4720-00-594-6436: 5340-00-058-0535, 5905-00-776-4954, 5133-00-838-5372 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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