PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

791988Pipe,exhaust

General Motors Llc Dba General Motors Llc · NSN 2990-01-049-3991 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-049-3991 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-049-3991. Primary manufacturer part number: 791988.
Features
  • Pipe,exhaust — FSC 2990
  • Design Form: PREBENT
  • Usage Location: EXHAUST PIPE
  • 5 verified cross-references
  • Primary manufacturer: General Motors Llc Dba General Motors Llc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-049-3991, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, 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
NSN2990-01-049-3991
Primary Part Number791988
Item NamePipe,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Design FormPREBENT
Usage LocationEXHAUST PIPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-139-013838223 INTERCHANGEABLE
Gasket
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5310-00-275-197413399 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Chrysler Realty Company Llc Dba Daimler Chrysler
5970-00-727-00271044NP INTERCHANGEABLE
Insulator,pin
Ngk-Locke, Inc.
Cross-Reference Index
Part NumberManufacturer
791988 General Motors Corp (USA)
791988 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
791988 PRIMARY General Motors Llc Dba General Motors Llc (USA)
791988 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
38223 Ap Parts Co Industrial Sales Div (USA)
Related Parts
5330-00-139-0138INTERCHANGEABLE
GASKET
38223
5310-00-275-1974INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
13399
5970-00-727-0027INTERCHANGEABLE
INSULATOR,PIN
1044NP

Frequently Asked Questions

What is NSN 2990-01-049-3991?

NSN 2990-01-049-3991 is a Pipe,exhaust, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-049-3991?

NSN 2990-01-049-3991 has 5 cross-referenced part numbers: 791988 (General Motors Corp), 791988 (Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02), 791988 (General Motors Llc Dba General Motors Llc), 791988 (General Motors Corp Chevrolet Motor Div Special Products Dept), 38223 (Ap Parts Co Industrial Sales Div).

What NSN replaces 2990-01-049-3991?

There are 3 known substitutes for 2990-01-049-3991: 5330-00-139-0138, 5310-00-275-1974, 5970-00-727-0027. Verify interchangeability with system specifications before substitution.

What are the specifications of 791988?

Key specifications for 791988: Design Form: PREBENT; Usage Location: EXHAUST PIPE. 2 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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