PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15-561Pipe,exhaust

Big Rig Parts Distributors · NSN 2990-01-338-2457 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-338-2457 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-338-2457. Primary manufacturer part number: 15-561.
Features
  • Pipe,exhaust — FSC 2990
  • Design Form: PREBENT
  • Furnished Items and Quantity: 1 FLANGE
  • Usage Location: EXHAUST PIPE
  • 3 verified cross-references
  • Primary manufacturer: Big Rig Parts Distributors
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-338-2457, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Big Rig Parts Distributors. Government technical data includes 3 verified specifications, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-338-2457
Primary Part Number15-561
Item NamePipe,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerBig Rig Parts Distributors
StatusACTIVE
Design FormPREBENT
Furnished Items and Quantity1 FLANGE
Usage LocationEXHAUST PIPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5910-00-161-8870155-0006-001 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Viking Technologies, Ltd.
5950-00-308-7930 INTERCHANGEABLE
Coil,radio Frequency
9540-00-554-9443 INTERCHANGEABLE
Beam,structural
5307-00-733-0692 INTERCHANGEABLE
Stud,shouldered and Stepped
9540-01-071-6547 INTERCHANGEABLE
Beam,structural
1005-01-437-6651 INTERCHANGEABLE
Lock Plunger Retainer
6665-01-520-4632 INTERCHANGEABLE
Adapter,calibration
Cross-Reference Index
Part NumberManufacturer
1804130 Oshkosh Defense Llc (USA)
15-561 PRIMARY Big Rig Parts Distributors (USA)
1804130 Oshkosh Corp (USA)
Related Parts
5910-00-161-8870INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
155-0006-001
5950-00-308-7930INTERCHANGEABLE
COIL,RADIO FREQUENCY
9540-00-554-9443INTERCHANGEABLE
BEAM,STRUCTURAL
5307-00-733-0692INTERCHANGEABLE
STUD,SHOULDERED AND STEPPED
9540-01-071-6547INTERCHANGEABLE
BEAM,STRUCTURAL
1005-01-437-6651INTERCHANGEABLE
LOCK PLUNGER RETAINER
6665-01-520-4632INTERCHANGEABLE
ADAPTER,CALIBRATION

Frequently Asked Questions

What is NSN 2990-01-338-2457?

NSN 2990-01-338-2457 is a Pipe,exhaust, manufactured by Big Rig Parts Distributors, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-338-2457?

NSN 2990-01-338-2457 has 3 cross-referenced part numbers: 1804130 (Oshkosh Defense Llc), 15-561 (Big Rig Parts Distributors), 1804130 (Oshkosh Corp).

What NSN replaces 2990-01-338-2457?

There are 7 known substitutes for 2990-01-338-2457: 5910-00-161-8870, 5950-00-308-7930, 9540-00-554-9443 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15-561?

Key specifications for 15-561: Design Form: PREBENT; Furnished Items and Quantity: 1 FLANGE; Usage Location: EXHAUST PIPE. 3 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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