PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42430Pipe,exhaust

Walker Mfg Co · NSN 2990-01-251-7786 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-251-7786 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-251-7786. Primary manufacturer part number: 42430.
Features
  • Pipe,exhaust — FSC 2990
  • Design Form: PREBENT
  • 1 verified cross-reference
  • Primary manufacturer: Walker Mfg Co
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-251-7786, 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 1 verified specification, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-251-7786
Primary Part Number42430
Item NamePipe,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Mfg Co
StatusACTIVE
Design FormPREBENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5940-00-045-639928-1532-1-0300 INTERCHANGEABLE
Post,binding,electrical
Concord Electronics, Inc.
5920-00-557-5033 INTERCHANGEABLE
Fuse,cartridge
5950-00-994-6389SM-C-451461 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5962-01-089-782242430 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
3830-01-233-9041 INTERCHANGEABLE
Pocket,wedge
6130-01-335-513942430 INTERCHANGEABLE
Power Supply
Data Device Corp Dba Beta Transformer Technology
Cross-Reference Index
Part NumberManufacturer
42430 PRIMARY Walker Mfg Co (USA)
Related Parts
5940-00-045-6399INTERCHANGEABLE
POST,BINDING,ELECTRICAL
28-1532-1-0300
5920-00-557-5033INTERCHANGEABLE
FUSE,CARTRIDGE
5950-00-994-6389INTERCHANGEABLE
TRANSFORMER,POWER
SM-C-451461
5962-01-089-7822INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42430
3830-01-233-9041INTERCHANGEABLE
POCKET,WEDGE
6130-01-335-5139INTERCHANGEABLE
POWER SUPPLY
42430

Frequently Asked Questions

What is NSN 2990-01-251-7786?

NSN 2990-01-251-7786 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 2990-01-251-7786?

NSN 2990-01-251-7786 has 1 cross-referenced part number: 42430 (Walker Mfg Co).

What NSN replaces 2990-01-251-7786?

There are 6 known substitutes for 2990-01-251-7786: 5940-00-045-6399, 5920-00-557-5033, 5950-00-994-6389 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42430?

Key specifications for 42430: Design Form: PREBENT; End Item Identification: 1977-78 PONTIAC V6,8 CYL CAR. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com