PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5122883Shaft and Carrier,governor

Rolls-Royce Solutions America Inc · NSN 2990-00-457-6658 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-457-6658 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-457-6658. Primary manufacturer part number: 5122883.
Features
  • Shaft and Carrier,governor — FSC 2990
  • General Characteristics Item Description: 0470 IN. DIA SHAFT W/0.750 IN. DIA SERRATED DRIVE HUB; CARRIER HAS TWO CENTRIFUGAL WEIGHTS WORKING CENTER SHAFT AND THRUST BEARING ASSEMBLY; 5.700 IN. O/A LG,2.500 IN. O/A DIA IN
  • 2 verified cross-references
  • Primary manufacturer: Rolls-Royce Solutions America Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shaft and Carrier,governor, cataloged under National Stock Number 2990-00-457-6658, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-00-457-6658
Primary Part Number5122883
Item NameShaft and Carrier,governor
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
General Characteristics Item Description0470 IN. DIA SHAFT W/0.750 IN. DIA SERRATED DRIVE HUB; CARRIER HAS TWO CENTRIFUGAL WEIGHTS WORKING CENTER SHAFT AND THRUST BEARING ASSEMBLY; 5.700 IN. O/A LG,2.500 IN. O/A DIA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-111-37474400172-1280 INTERCHANGEABLE
O-Ring
Marotta Controls Inc
4820-01-422-7204273505760051355 INTERCHANGEABLE
Disk,valve
Tate Andale, Llc
4820-01-422-7209499505760051353 INTERCHANGEABLE
Seat,valve
Tate Andale, Llc
4820-01-422-7246100230631R INTERCHANGEABLE
Valve,stop-Check
Tate Andale, Llc
4820-01-422-7248326500340013415 INTERCHANGEABLE
Indicator,valve Opening
Tate Andale, Llc
Cross-Reference Index
Part NumberManufacturer
5122883 PRIMARY Rolls-Royce Solutions America Inc (USA)
33454 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
5331-00-111-3747INTERCHANGEABLE
O-RING
4400172-1280
4820-01-422-7204INTERCHANGEABLE
DISK,VALVE
273505760051355
4820-01-422-7209INTERCHANGEABLE
SEAT,VALVE
499505760051353
4820-01-422-7246INTERCHANGEABLE
VALVE,STOP-CHECK
100230631R
4820-01-422-7248INTERCHANGEABLE
INDICATOR,VALVE OPENING
326500340013415

Frequently Asked Questions

What is NSN 2990-00-457-6658?

NSN 2990-00-457-6658 is a Shaft and Carrier,governor, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-457-6658?

NSN 2990-00-457-6658 has 2 cross-referenced part numbers: 5122883 (Rolls-Royce Solutions America Inc), 33454 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 2990-00-457-6658?

There are 5 known substitutes for 2990-00-457-6658: 5331-00-111-3747, 4820-01-422-7204, 4820-01-422-7209 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5122883?

Key specifications for 5122883: General Characteristics Item Description: 0470 IN. DIA SHAFT W/0.750 IN. DIA SERRATED DRIVE HUB; CARRIER HAS TWO CENTRIFUGAL WEIGHTS WORKING CENTER SHAFT AND THRUST BEARING ASSEMBLY; 5.700 IN. O/A LG,2.500 IN. O/A DIA IN. 1 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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