PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21072Hose Assembly,nonmetallic

Ritchie Engineering Co Inc · NSN 4720-01-274-9224 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-274-9224 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-274-9224. Primary manufacturer part number: 21072.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Unable to Decode: UNABLE TO DECODE
  • Unable to Decode: UNABLE TO DECODE
  • Unable to Decode: UNABLE TO DECODE
  • Unable to Decode: UNABLE TO DECODE
  • Unable to Decode: UNABLE TO DECODE
  • Unable to Decode: UNABLE TO DECODE
  • Unable to Decode: UNABLE TO DECODE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-274-9224, 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. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-274-9224
Primary Part Number21072
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerRitchie Engineering Co Inc
StatusACTIVE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Media for Which DesignedAIR SINGLE RESPONSE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-100-057534478 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
9905-00-515-838721072 INTERCHANGEABLE
Plate,identification
Eaton Corp Dba Eaton Aerospace Jackson
5998-00-563-0280 INTERCHANGEABLE
Circuit Card Assembly
5905-00-754-3260210-72 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Keysight Technologies Inc
3020-01-064-283221072-0001 INTERCHANGEABLE
Flange,pulley
Bae Systems Information & Electronic Systems Integration Inc.
4720-01-317-6663HA72 INTERCHANGEABLE
Hose Assembly,nonmetallic
Ritchie Engineering Co Inc
4820-01-327-9848WF2-1072 INTERCHANGEABLE
Body,valve
Malabar
6665-01-697-415521-072 INTERCHANGEABLE
Detector,gas
Gow-Mac Instrument Co Div Gow-Mac Instrument Company
Cross-Reference Index
Part NumberManufacturer
HA72Y Pameco-Aire Inc (USA)
HA72Y Ritchie Engineering Co Inc (USA)
21072 PRIMARY Ritchie Engineering Co Inc (USA)
HA72 Pameco-Aire Inc (USA)
11072 Ritchie Engineering Co Inc (USA)
Related Parts
3110-00-100-0575INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
34478
9905-00-515-8387INTERCHANGEABLE
PLATE,IDENTIFICATION
21072
5998-00-563-0280INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5905-00-754-3260INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
210-72
3020-01-064-2832INTERCHANGEABLE
FLANGE,PULLEY
21072-0001
4720-01-317-6663INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
HA72
4820-01-327-9848INTERCHANGEABLE
BODY,VALVE
WF2-1072
6665-01-697-4155INTERCHANGEABLE
DETECTOR,GAS
21-072

Frequently Asked Questions

What is NSN 4720-01-274-9224?

NSN 4720-01-274-9224 is a Hose Assembly,nonmetallic, manufactured by Ritchie Engineering Co Inc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-274-9224?

NSN 4720-01-274-9224 has 5 cross-referenced part numbers: HA72Y (Pameco-Aire Inc), HA72Y (Ritchie Engineering Co Inc), 21072 (Ritchie Engineering Co Inc), HA72 (Pameco-Aire Inc), 11072 (Ritchie Engineering Co Inc).

What NSN replaces 4720-01-274-9224?

There are 8 known substitutes for 4720-01-274-9224: 3110-00-100-0575, 9905-00-515-8387, 5998-00-563-0280 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21072?

Key specifications for 21072: Unable to Decode: UNABLE TO DECODE; Unable to Decode: UNABLE TO DECODE; Unable to Decode: UNABLE TO DECODE; Unable to Decode: UNABLE TO DECODE. 19 total characteristics are documented in the Federal Logistics Information System.

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