PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43776Pipe,exhaust

Walker Mfg Co · NSN 2990-01-241-1672 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-241-1672 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-241-1672. Primary manufacturer part number: 43776.
Features
  • Pipe,exhaust — FSC 2990
  • Design Form: STRAIGHT
  • Material: STEEL
  • 1 verified cross-reference
  • Primary manufacturer: Walker Mfg Co
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel construction
General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-241-1672, 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. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-241-1672
Primary Part Number43776
Item NamePipe,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Mfg Co
StatusACTIVE
Design FormSTRAIGHT
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-442-1199149060-01 INTERCHANGEABLE
Transformer,power
Ge Aviation Systems Llc
5999-00-761-8703H25 INTERCHANGEABLE
Heater,thermal Release
Siemens Energy and Automation Inc Siemens Furnas Controls Div
4730-01-386-058943776 INTERCHANGEABLE
Expansion Joint,pipe
Hyspan Precision Products, Inc.
Cross-Reference Index
Part NumberManufacturer
43776 PRIMARY Walker Mfg Co (USA)
Related Parts
5950-00-442-1199INTERCHANGEABLE
TRANSFORMER,POWER
149060-01
5999-00-761-8703INTERCHANGEABLE
HEATER,THERMAL RELEASE
H25
4730-01-386-0589INTERCHANGEABLE
EXPANSION JOINT,PIPE
43776

Frequently Asked Questions

What is NSN 2990-01-241-1672?

NSN 2990-01-241-1672 is a Pipe,exhaust, manufactured by Walker Mfg Co, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-241-1672?

NSN 2990-01-241-1672 has 1 cross-referenced part number: 43776 (Walker Mfg Co).

What NSN replaces 2990-01-241-1672?

There are 3 known substitutes for 2990-01-241-1672: 5950-00-442-1199, 5999-00-761-8703, 4730-01-386-0589. Verify interchangeability with system specifications before substitution.

What are the specifications of 43776?

Key specifications for 43776: Design Form: STRAIGHT; Material: STEEL; End Item Identification: WALKER MFG CO MODEL GMC C10,C20 1/2 OR 3/4 TON TRUCK. 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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