PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18180Exhaust Pipe Assembly,engine

Engineered Air Systems, Inc. Dba Drs Sustainment Systems · NSN 4520-01-043-2486 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-043-2486 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-043-2486. Primary manufacturer part number: 18180.
Features
  • Exhaust Pipe Assembly,engine — FSC 4520
  • General Characteristics Item Description: CONSISTS OF 1 ATTACHING FLANGE PART NO. 18178,1 EXHAUST PIPE PART NO. 18179,1 FLEX PIPE PART NO. 1818O-3,1 EXHAUST PIPE PART NO. 18257,1 ELBOW 45 DEG. PART NO. 18180-5,1 INSULATION PART NO.1818O-6,3 GALVANIZED STEEL WIRES 18 GAGE,15 IN. LG PART NO. 18180-7 IN
  • 3 verified cross-references
  • Primary manufacturer: Engineered Air Systems, Inc. Dba Drs Sustainment Systems
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Exhaust Pipe Assembly,engine, cataloged under National Stock Number 4520-01-043-2486, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Engineered Air Systems, Inc. Dba Drs Sustainment Systems. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-043-2486
Primary Part Number18180
Item NameExhaust Pipe Assembly,engine
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerEngineered Air Systems, Inc. Dba Drs Sustainment Systems
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF 1 ATTACHING FLANGE PART NO. 18178,1 EXHAUST PIPE PART NO. 18179,1 FLEX PIPE PART NO. 1818O-3,1 EXHAUST PIPE PART NO. 18257,1 ELBOW 45 DEG. PART NO. 18180-5,1 INSULATION PART NO.1818O-6,3 GALVANIZED STEEL WIRES 18 GAGE,15 IN. LG PART NO. 18180-7 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2805-00-213-1675 INTERCHANGEABLE
Housing Assembly,oil
5330-00-352-791418180 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
3030-00-789-115118-180 INTERCHANGEABLE
Belt,v
Hoyt Corporation
2530-00-900-76201664552 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Chrysler Realty Company Llc Dba Daimler Chrysler
6540-01-035-240371-74-22-01 INTERCHANGEABLE
Retinoscope
Bausch & Lomb Inc
Cross-Reference Index
Part NumberManufacturer
18180 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
18180 Hdt Expeditionary Systems Inc (USA)
18180 Drs Environmental Systems Inc (USA)
Related Parts
2805-00-213-1675INTERCHANGEABLE
HOUSING ASSEMBLY,OIL
5330-00-352-7914INTERCHANGEABLE
GASKET
18180
3030-00-789-1151INTERCHANGEABLE
BELT,V
18-180
2530-00-900-7620INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
1664552
6540-01-035-2403INTERCHANGEABLE
RETINOSCOPE
71-74-22-01

Frequently Asked Questions

What is NSN 4520-01-043-2486?

NSN 4520-01-043-2486 is a Exhaust Pipe Assembly,engine, manufactured by Engineered Air Systems, Inc. Dba Drs Sustainment Systems, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-043-2486?

NSN 4520-01-043-2486 has 3 cross-referenced part numbers: 18180 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 18180 (Hdt Expeditionary Systems Inc), 18180 (Drs Environmental Systems Inc).

What NSN replaces 4520-01-043-2486?

There are 5 known substitutes for 4520-01-043-2486: 2805-00-213-1675, 5330-00-352-7914, 3030-00-789-1151 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18180?

Key specifications for 18180: General Characteristics Item Description: CONSISTS OF 1 ATTACHING FLANGE PART NO. 18178,1 EXHAUST PIPE PART NO. 18179,1 FLEX PIPE PART NO. 1818O-3,1 EXHAUST PIPE PART NO. 18257,1 ELBOW 45 DEG. PART NO. 18180-5,1 INSULATION PART NO.1818O-6,3 GALVANIZED STEEL WIRES 18 GAGE,15 IN. LG PART NO. 18180-7 IN. 1 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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