PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

35442Cover,vacuum Pump

Rolls-Royce Corporation · NSN 2840-00-146-6320 · FSC 2840 · No Item Name Available
Verified by PartsTable
NSN 2840-00-146-6320 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-146-6320. Primary manufacturer part number: 35442.
Features
  • Cover,vacuum Pump — FSC 2840
  • 4 verified cross-references
  • Primary manufacturer: Rolls-Royce Corporation
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Cover,vacuum Pump, cataloged under National Stock Number 2840-00-146-6320, is classified within Federal Supply Class 2840 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Rolls-Royce Corporation. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCover,vacuum Pump
FSC / FSG2840 — No Item Name Available (FSG 28)
ManufacturersGeneral Motors Corp (CAGE 24617); General Motors Llc Dba General Motors Llc (CAGE 7X677); Rolls-Royce Corporation (CAGE 63005); Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342)
Technical Specifications
ParameterValue
NSN2840-00-146-6320
Primary Part Number35442
Item NameCover,vacuum Pump
FSC / FSG2840 / 28 — No Item Name Available
ManufacturerRolls-Royce Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-186-4939 INTERCHANGEABLE
Gasket
5930-01-063-7034138C325H02 INTERCHANGEABLE
Switch,flow
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5305-01-580-046535442 INTERCHANGEABLE
Screw,cap,socket Head
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
35442 General Motors Corp (USA)
35442 General Motors Llc Dba General Motors Llc (USA)
35442 PRIMARY Rolls-Royce Corporation (USA)
35442 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
Related Parts
5330-00-186-4939INTERCHANGEABLE
GASKET
5930-01-063-7034INTERCHANGEABLE
SWITCH,FLOW
138C325H02
5305-01-580-0465INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
35442

Frequently Asked Questions

What is NSN 2840-00-146-6320?

NSN 2840-00-146-6320 is a Cover,vacuum Pump, manufactured by Rolls-Royce Corporation, classified under FSC 2840 (No Item Name Available). Status: active.

What are the part numbers for NSN 2840-00-146-6320?

NSN 2840-00-146-6320 has 4 cross-referenced part numbers: 35442 (General Motors Corp), 35442 (General Motors Llc Dba General Motors Llc), 35442 (Rolls-Royce Corporation), 35442 (Allison Transmission Inc Dba Allison Transmission, Inc).

What NSN replaces 2840-00-146-6320?

There are 3 known substitutes for 2840-00-146-6320: 5330-00-186-4939, 5930-01-063-7034, 5305-01-580-0465. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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