PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22991Hose Assembly,nonmetallic

Apex Pinnacle Corp · NSN 4210-01-593-5521 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-593-5521 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-593-5521. Primary manufacturer part number: 22991.
Features
  • Hose Assembly,nonmetallic — FSC 4210
  • 2 verified cross-references
  • Primary manufacturer: Apex Pinnacle Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4210-01-593-5521, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Apex Pinnacle Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4210-01-593-5521
Primary Part Number22991
Item NameHose Assembly,nonmetallic
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerApex Pinnacle Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5935-00-259-381422991 INTERCHANGEABLE
Backshell,electrical Connector
Raytheon Company Dba Raytheon
4810-00-821-335722991 INTERCHANGEABLE
Valve,globe
Setra Systems, Inc. Dba Gems Sensors
9540-00-879-2336LS4222-2 INTERCHANGEABLE
Angle,structural
Lockheed Martin Corp
9540-01-071-4716 INTERCHANGEABLE
Angle,structural
9540-01-071-4717 INTERCHANGEABLE
Angle,structural
5325-01-194-287522991 INTERCHANGEABLE
Insert,screw Thread
Moog Inc. Dba Ampac-Isp Corp
2910-01-328-64476016.01 INTERCHANGEABLE
Nozzle,fuel Injection
Woodward, Inc. Div Fuel Systems and Controls
5331-01-466-353622991 INTERCHANGEABLE
O-Ring
Paccar Winch Inc Dba Paccar Winch Division
3455-01-625-454522991 INTERCHANGEABLE
Cutter,engraving
Gravograph-New Hermes, Inc
Cross-Reference Index
Part NumberManufacturer
22991 PRIMARY Apex Pinnacle Corp (USA)
22991 Crash Rescue Equipment Service Incorporated Div Crash Rescue Equipment Service, Inc. (USA)
Related Parts
5935-00-259-3814INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
22991
4810-00-821-3357INTERCHANGEABLE
VALVE,GLOBE
22991
9540-00-879-2336INTERCHANGEABLE
ANGLE,STRUCTURAL
LS4222-2
9540-01-071-4716INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-071-4717INTERCHANGEABLE
ANGLE,STRUCTURAL
5325-01-194-2875INTERCHANGEABLE
INSERT,SCREW THREAD
22991
2910-01-328-6447INTERCHANGEABLE
NOZZLE,FUEL INJECTION
6016.01
5331-01-466-3536INTERCHANGEABLE
O-RING
22991
3455-01-625-4545INTERCHANGEABLE
CUTTER,ENGRAVING
22991

Frequently Asked Questions

What is NSN 4210-01-593-5521?

NSN 4210-01-593-5521 is a Hose Assembly,nonmetallic, manufactured by Apex Pinnacle Corp, classified under FSC 4210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4210-01-593-5521?

NSN 4210-01-593-5521 has 2 cross-referenced part numbers: 22991 (Apex Pinnacle Corp), 22991 (Crash Rescue Equipment Service Incorporated Div Crash Rescue Equipment Service, Inc.).

What NSN replaces 4210-01-593-5521?

There are 9 known substitutes for 4210-01-593-5521: 5935-00-259-3814, 4810-00-821-3357, 9540-00-879-2336 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22991?

Key specifications for 22991: Part Name Assigned by Controlling Agency: HOSE, ASSY (DC) DISCHARGE CONNECTION; 61 INCHES LENGTH IN; End Item Identification: KIT, HOSE TM280. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4210-01-593-5521 still in active supply?

NSN 4210-01-593-5521 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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