PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45370Pipe,exhaust

Walker Mfg Co · NSN 2990-00-146-0646 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-146-0646 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-146-0646. Primary manufacturer part number: 45370.
Features
  • Pipe,exhaust — FSC 2990
  • Material: STEEL
  • Nominal Overall Length: 60.000 INCHES IN
  • Design Form: STRAIGHT
  • 3 verified cross-references
  • 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 2990-00-146-0646, 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 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-00-146-0646
Primary Part Number45370
Item NamePipe,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Mfg Co
StatusACTIVE
MaterialSTEEL
Nominal Overall Length60.000 INCHES IN
Design FormSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-00-281-11906B310 INTERCHANGEABLE
Ring,retaining
Agco Corp Parts Opn
3120-01-050-926345359 INTERCHANGEABLE
Bushing
Tenneco Inc
Cross-Reference Index
Part NumberManufacturer
45370 PRIMARY Walker Mfg Co (USA)
D0AZ5255F Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
5T2183 PRIMARY Arvin Industries Inc (USA)
Related Parts
5325-00-281-1190INTERCHANGEABLE
RING,RETAINING
6B310
3120-01-050-9263INTERCHANGEABLE
BUSHING
45359

Frequently Asked Questions

What is NSN 2990-00-146-0646?

NSN 2990-00-146-0646 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 2990-00-146-0646?

NSN 2990-00-146-0646 has 3 cross-referenced part numbers: 45370 (Walker Mfg Co), D0AZ5255F (Ford Motor Co Ford Parts and Service Div Government Part Sales), 5T2183 (Arvin Industries Inc).

What NSN replaces 2990-00-146-0646?

There are 2 known substitutes for 2990-00-146-0646: 5325-00-281-1190, 3120-01-050-9263. Verify interchangeability with system specifications before substitution.

What are the specifications of 45370?

Key specifications for 45370: Material: STEEL; Nominal Overall Length: 60.000 INCHES IN; Design Form: STRAIGHT. 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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