PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NLT300-7Cover,access

National Oilwell · NSN 5340-01-104-1500 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-104-1500 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-104-1500. Primary manufacturer part number: NLT300-7.
Features
  • Cover,access — FSC 5340
  • Bolt Circle Hole Quantity: 7
  • Features Provided: SEALING CAPABILITY
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • Outside Diameter: 6.875 INCHES NOMINAL IN
  • Bolt Circle Diameter: 5.688 INCHES NOMINAL IN
  • Securing Device Type: THREADED FASTENER
  • Criticality Code Justification: ZZZY
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Cover,access, cataloged under National Stock Number 5340-01-104-1500, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Oilwell. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-104-1500
Primary Part NumberNLT300-7
Item NameCover,access
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNational Oilwell
StatusCANCELLED
Bolt Circle Hole Quantity7
Features ProvidedSEALING CAPABILITY
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Outside Diameter6.875 INCHES NOMINAL IN
Bolt Circle Diameter5.688 INCHES NOMINAL IN
Securing Device TypeTHREADED FASTENER
Criticality Code JustificationZZZY
Hole Diameter0.688 INCHES NOMINAL IN
Peripheral Shape StyleROUND, MULTI HOLES
Mounting Opening Shape StyleUNTHREADED HOLE
MaterialALUMINUM ALLOY
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-01-177-5329 (300122)
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5340-01-177-5329300122 SUCCESSOR
Cover,access
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-121-0796NS3205 PIECE 2 2 1/2IN INTERCHANGEABLE
Cap,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
NLT300-7 National Oilwell (USA)
NLT300-7 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
NLT300-7L1 Naval Inventory Control Point Mechanicsburg (USA)
SS845-2181251 PIECE 2 3IN Naval Ship Systems Command (USA)
SS845-2181251 PIECE 2 3INL1 Naval Inventory Control Point Mechanicsburg (USA)
NS-3205ASSEMBLY2 1/2B PART2 National Oilwell (USA)
Related Parts
SUCCESSOR 5340-01-177-5329 Cover,access · 300122
4820-01-121-0796INTERCHANGEABLE
CAP,VALVE
NS3205 PIECE 2 2 1/2IN

Frequently Asked Questions

What is NSN 5340-01-104-1500?

NSN 5340-01-104-1500 is a Cover,access, manufactured by National Oilwell, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-01-104-1500?

NSN 5340-01-104-1500 has 6 cross-referenced part numbers: NLT300-7 (National Oilwell), NLT300-7 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NLT300-7L1 (Naval Inventory Control Point Mechanicsburg), SS845-2181251 PIECE 2 3IN (Naval Ship Systems Command), SS845-2181251 PIECE 2 3INL1 (Naval Inventory Control Point Mechanicsburg) and 1 more.

What NSN replaces 5340-01-104-1500?

There are 2 known substitutes for 5340-01-104-1500: 5340-01-177-5329, 4820-01-121-0796. Verify interchangeability with system specifications before substitution.

What are the specifications of NLT300-7?

Key specifications for NLT300-7: Bolt Circle Hole Quantity: 7; Features Provided: SEALING CAPABILITY; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; Outside Diameter: 6.875 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-01-104-1500 still in active supply?

NSN 5340-01-104-1500 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com