PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41187Connector,exhaust Pipe

Walker Mfg Co · NSN 2990-01-259-2318 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-259-2318 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-259-2318. Primary manufacturer part number: 41187.
Features
  • Connector,exhaust Pipe — FSC 2990
  • 3 verified cross-references
  • Primary manufacturer: Walker Mfg Co
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Electrical interconnection
  • Signal interface mating
General Description

The Connector,exhaust Pipe, cataloged under National Stock Number 2990-01-259-2318, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Walker Mfg Co. 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
NSN2990-01-259-2318
Primary Part Number41187
Item NameConnector,exhaust Pipe
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Mfg Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-228-1372 INTERCHANGEABLE
Drill,twist
3010-00-235-0732271663PC10 INTERCHANGEABLE
Coupling,shaft,rigid
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3030-00-253-83312193426 INTERCHANGEABLE
Belt,v
General Motors Llc Dba General Motors Llc
4310-00-730-6038 INTERCHANGEABLE
Blade Rotor
3110-00-909-2181458297 INTERCHANGEABLE
Bearing,main,drive
Eastman Kodak Co
5365-01-256-039041187 INTERCHANGEABLE
Spacer
Leslie Controls, Inc. Dba Leslie Controls Inc
2935-01-298-565641187 INTERCHANGEABLE
Separator,air and Oil
Williams International Co., L.l.c.
Cross-Reference Index
Part NumberManufacturer
458297 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
41187 PRIMARY Walker Mfg Co (USA)
458297 General Motors Llc Dba General Motors Llc (USA)
Related Parts
5133-00-228-1372INTERCHANGEABLE
DRILL,TWIST
3010-00-235-0732INTERCHANGEABLE
COUPLING,SHAFT,RIGID
271663PC10
3030-00-253-8331INTERCHANGEABLE
BELT,V
2193426
4310-00-730-6038INTERCHANGEABLE
BLADE ROTOR
3110-00-909-2181INTERCHANGEABLE
BEARING,MAIN,DRIVE
458297
5365-01-256-0390INTERCHANGEABLE
SPACER
41187
2935-01-298-5656INTERCHANGEABLE
SEPARATOR,AIR AND OIL
41187

Frequently Asked Questions

What is NSN 2990-01-259-2318?

NSN 2990-01-259-2318 is a Connector,exhaust Pipe, manufactured by Walker Mfg Co, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-259-2318?

NSN 2990-01-259-2318 has 3 cross-referenced part numbers: 458297 (General Motors Corp Chevrolet Motor Div Special Products Dept), 41187 (Walker Mfg Co), 458297 (General Motors Llc Dba General Motors Llc).

What NSN replaces 2990-01-259-2318?

There are 7 known substitutes for 2990-01-259-2318: 5133-00-228-1372, 3010-00-235-0732, 3030-00-253-8331 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41187?

Key specifications for 41187: Special Features: 2.000 IN. ID,FLANGED END; 2.000 IN. OD,PLAIN END 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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