PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

QC-36Hose Assembly,metallic

Ritchie Engineering Co Inc · NSN 4720-01-090-8355 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-090-8355 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-090-8355. Primary manufacturer part number: QC-36.
Features
  • Hose Assembly,metallic — FSC 4720
  • 2 verified cross-references
  • Primary manufacturer: Ritchie Engineering Co Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-090-8355, 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 Ritchie Engineering Co Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHose Assembly,metallic
FSC / FSG4720 — No Item Name Available (FSG 47)
ManufacturersRitchie Engineering Co Inc (CAGE 11284)
Technical Specifications
ParameterValue
NSN4720-01-090-8355
Primary Part NumberQC-36
Item NameHose Assembly,metallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerRitchie Engineering Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-050-767281136 INTERCHANGEABLE
Seat,valve
Hydro-Aire Aerospace Corp
5210-00-062-449381-136 INTERCHANGEABLE
Indicator,dial
L.s. Starrett Company (the) Div Tool Division
5995-00-408-215481136 INTERCHANGEABLE
Cable Assembly,radio Frequency
Times Microwave Systems, Inc Dba Times Microwave Systems Inc Div Times Microwave Systems
6680-00-922-5406 INTERCHANGEABLE
Collar,ratio Relay
4820-01-191-363681136 INTERCHANGEABLE
Piston,valve
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
81136 Ritchie Engineering Co Inc (USA)
QC-36 PRIMARY Ritchie Engineering Co Inc (USA)
Related Parts
4820-00-050-7672INTERCHANGEABLE
SEAT,VALVE
81136
5210-00-062-4493INTERCHANGEABLE
INDICATOR,DIAL
81-136
5995-00-408-2154INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
81136
6680-00-922-5406INTERCHANGEABLE
COLLAR,RATIO RELAY
4820-01-191-3636INTERCHANGEABLE
PISTON,VALVE
81136

Frequently Asked Questions

What is NSN 4720-01-090-8355?

NSN 4720-01-090-8355 is a Hose Assembly,metallic, manufactured by Ritchie Engineering Co Inc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-090-8355?

NSN 4720-01-090-8355 has 2 cross-referenced part numbers: 81136 (Ritchie Engineering Co Inc), QC-36 (Ritchie Engineering Co Inc).

What NSN replaces 4720-01-090-8355?

There are 5 known substitutes for 4720-01-090-8355: 4820-00-050-7672, 5210-00-062-4493, 5995-00-408-2154 and 2 more. Verify interchangeability with system specifications before substitution.

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