PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5143Cover,access

Cummins Inc. · NSN 5340-00-365-2957 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-365-2957 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-365-2957. Primary manufacturer part number: 5143.
Features
  • Cover,access — FSC 5340
  • Width: 4.500 INCHES NOMINAL IN
  • Securing Device Type: THREADED FASTENER
  • First Recess Inside Height: 0.625 INCHES NOMINAL IN
  • Material: STEEL
  • Corner Radius: 0.312 INCHES NOMINAL IN
  • Hole Quantity Along Width: 4
  • Mounting Opening Shape Style: UNTHREADED HOLE
Applications
  • Applications requiring Steel construction
General Description

The Cover,access, cataloged under National Stock Number 5340-00-365-2957, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-365-2957
Primary Part Number5143
Item NameCover,access
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Width4.500 INCHES NOMINAL IN
Securing Device TypeTHREADED FASTENER
First Recess Inside Height0.625 INCHES NOMINAL IN
MaterialSTEEL
Corner Radius0.312 INCHES NOMINAL IN
Hole Quantity Along Width4
Mounting Opening Shape StyleUNTHREADED HOLE
Inside Corner Radius0.875 INCHES NOMINAL IN
Distance Between Holes Along Length6.125 INCHES NOMINAL IN
Distance From First Hole Centerline to End Along Width0.500 INCHES NOMINAL IN
Inside Width3.500 INCHES NOMINAL IN
Length13.062 INCHES NOMINAL IN
Hole Diameter0.375 INCHES NOMINAL IN
Distance From First Hole Centerline to End Along Length0.500 INCHES NOMINAL IN
Body Thickness0.125 INCHES NOMINAL IN
Inside Length12.062 INCHES NOMINAL IN
Hole Quantity Along Length2
Flange Thickness0.375 INCHES NOMINAL IN
Distance Between Holes Along Width3.750 INCHES NOMINAL IN
Peripheral Shape StyleRECTANGLE, MULTI HOLES
Cross-Sectional Shape StyleOBLONG RECESS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-00-058-52545143 SUCCESSOR
Seat,helical Compression Spring
Eaton Aerospace, Llc Dba Jackson South
5120-00-024-0354 INTERCHANGEABLE
Driver Head,valve Seat Ring Inse
6510-00-254-77505143 INTERCHANGEABLE
Adhesive Tape,surgical
Johnson & Johnson Sales and Logistics Company Llc Div Sales and Logistics Company, Llc
3030-00-269-9724 INTERCHANGEABLE
Belt,v
2805-00-517-9787DR6 INTERCHANGEABLE
Ring Set,piston
Wisconsin Motors, Llc
5331-00-579-31630104-02-16 INTERCHANGEABLE
O-Ring
Pti Technologies Inc.
4030-00-697-07735014 INTERCHANGEABLE
Rod,anchor
Ngk-Locke, Inc.
5365-00-734-94585143 INTERCHANGEABLE
Spacer,sleeve
Kenworth Truck Co a Div of Paccar Inc
3610-00-987-2950 INTERCHANGEABLE
Copying Machine,diazo Process
5905-01-107-9753H5143 INTERCHANGEABLE
Resistor,fixed,wire Wound
Howell Instruments, Inc. Dba Howell Instruments Inc
Cross-Reference Index
Part NumberManufacturer
5143 PRIMARY Cummins Inc. (USA)
H5143 Cummins Inc. (USA)
Related Parts
5340-00-058-5254SUCCESSOR
SEAT,HELICAL COMPRESSION SPRING
5143
5120-00-024-0354INTERCHANGEABLE
DRIVER HEAD,VALVE SEAT RING INSE
6510-00-254-7750INTERCHANGEABLE
ADHESIVE TAPE,SURGICAL
5143
3030-00-269-9724INTERCHANGEABLE
BELT,V
2805-00-517-9787INTERCHANGEABLE
RING SET,PISTON
DR6
5331-00-579-3163INTERCHANGEABLE
O-RING
0104-02-16
4030-00-697-0773INTERCHANGEABLE
ROD,ANCHOR
5014
5365-00-734-9458INTERCHANGEABLE
SPACER,SLEEVE
5143
3610-00-987-2950INTERCHANGEABLE
COPYING MACHINE,DIAZO PROCESS
5905-01-107-9753INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
H5143
6625-01-613-0535INTERCHANGEABLE
LEAD,TEST
5143
2540-01-647-0870INTERCHANGEABLE
CONTROL BOX,WINDSHIELD WIPER ASS
CC5143

Frequently Asked Questions

What is NSN 5340-00-365-2957?

NSN 5340-00-365-2957 is a Cover,access, manufactured by Cummins Inc., classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-365-2957?

NSN 5340-00-365-2957 has 2 cross-referenced part numbers: 5143 (Cummins Inc.), H5143 (Cummins Inc.).

What NSN replaces 5340-00-365-2957?

There are 12 known substitutes for 5340-00-365-2957: 5340-00-058-5254, 5120-00-024-0354, 6510-00-254-7750 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5143?

Key specifications for 5143: Width: 4.500 INCHES NOMINAL IN; Securing Device Type: THREADED FASTENER; First Recess Inside Height: 0.625 INCHES NOMINAL IN; Material: STEEL. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-365-2957 still in active supply?

NSN 5340-00-365-2957 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.
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