PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RM1033MAExhaust System,engine

Riker Products Inc · NSN 2990-01-516-7356 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-516-7356 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-516-7356. Primary manufacturer part number: RM1033MA.
Features
  • Exhaust System,engine — FSC 2990
  • Material: STEEL CORROSION RESISTING
  • 3 verified cross-references
  • Primary manufacturer: Riker Products Inc
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Exhaust System,engine, cataloged under National Stock Number 2990-01-516-7356, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Riker Products Inc. Government technical data includes 1 verified specification, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-516-7356
Primary Part NumberRM1033MA
Item NameExhaust System,engine
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerRiker Products Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5977-01-330-5983630516 INTERCHANGEABLE
Holder,electrical Contact Brush
Naval Sea Systems Command
4720-01-516-08556304516-4 INTERCHANGEABLE
Hose,air Duct
Appleton Marine Inc
4820-01-516-4345 INTERCHANGEABLE
Valve,ball
Cross-Reference Index
Part NumberManufacturer
RM1033MA PRIMARY Riker Products Inc (USA)
6304516-13 Appleton Marine Inc (USA)
6304516 Naval Facilities Engineering Command (USA)
Related Parts
5977-01-330-5983INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
630516
4720-01-516-0855INTERCHANGEABLE
HOSE,AIR DUCT
6304516-4
4820-01-516-4345INTERCHANGEABLE
VALVE,BALL

Frequently Asked Questions

What is NSN 2990-01-516-7356?

NSN 2990-01-516-7356 is a Exhaust System,engine, manufactured by Riker Products Inc, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-516-7356?

NSN 2990-01-516-7356 has 3 cross-referenced part numbers: RM1033MA (Riker Products Inc), 6304516-13 (Appleton Marine Inc), 6304516 (Naval Facilities Engineering Command).

What NSN replaces 2990-01-516-7356?

There are 3 known substitutes for 2990-01-516-7356: 5977-01-330-5983, 4720-01-516-0855, 4820-01-516-4345. Verify interchangeability with system specifications before substitution.

What are the specifications of RM1033MA?

Key specifications for RM1033MA: Material: STEEL CORROSION RESISTING; Special Features: CONSISTS OF MUFFLER,RAIN CAP AND INLET ASSEMBLY; End Item Identification: ABLTS ENGINE EXHAUST SYSTEM. 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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