PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

040-21-01Cover,access

Federal Resources Incorporated · NSN 5340-01-458-6394 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-458-6394 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-458-6394. Primary manufacturer part number: 040-21-01.
Features
  • Cover,access — FSC 5340
  • Mounting Opening Shape Style: UNTHREADED HOLE
  • Width: 32.0000 INCHES NOMINAL IN
  • Hole Diameter: 0.2500 INCHES NOMINAL IN
  • Hole Quantity Along Length: 6
  • Material: STEEL
  • Distance Between Holes Along Length: 11.9450 INCHES NOMINAL IN
  • Length: 30.8900 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Cover,access, cataloged under National Stock Number 5340-01-458-6394, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Resources Incorporated. Government technical data includes 12 verified specifications, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-458-6394
Primary Part Number040-21-01
Item NameCover,access
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerFederal Resources Incorporated
StatusACTIVE
Mounting Opening Shape StyleUNTHREADED HOLE
Width32.0000 INCHES NOMINAL IN
Hole Diameter0.2500 INCHES NOMINAL IN
Hole Quantity Along Length6
MaterialSTEEL
Distance Between Holes Along Length11.9450 INCHES NOMINAL IN
Length30.8900 INCHES NOMINAL IN
Distance From First Hole Centerline to End Along Length3.5000 INCHES NOMINAL IN
Distance Between Holes Along Width31.5000 INCHES NOMINAL IN
Peripheral Shape StyleRECTANGLE, MULTI HOLES
Securing Device TypeSPECIAL
Distance From First Hole Centerline to End Along Width0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5340-01-364-6440IF280-140N SUCCESSOR
Cap,protective,dust and Moisture
Sebago Molders, Llc
5910-00-532-1040202D967X0015A1 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Vishay Sprague, Inc. Dba Vishay Sprague Inc
Cross-Reference Index
Part NumberManufacturer
040-21-01 The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA)
040-21-01 PRIMARY Federal Resources Incorporated (USA)
040210.1 Thermo Neslab Inc. (USA)
Related Parts
5340-01-364-6440SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
IF280-140N
5910-00-532-1040INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
202D967X0015A1

Frequently Asked Questions

What is NSN 5340-01-458-6394?

NSN 5340-01-458-6394 is a Cover,access, manufactured by Federal Resources Incorporated, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-458-6394?

NSN 5340-01-458-6394 has 3 cross-referenced part numbers: 040-21-01 (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C), 040-21-01 (Federal Resources Incorporated), 040210.1 (Thermo Neslab Inc.).

What NSN replaces 5340-01-458-6394?

There are 2 known substitutes for 5340-01-458-6394: 5340-01-364-6440, 5910-00-532-1040. Verify interchangeability with system specifications before substitution.

What are the specifications of 040-21-01?

Key specifications for 040-21-01: Mounting Opening Shape Style: UNTHREADED HOLE; Width: 32.0000 INCHES NOMINAL IN; Hole Diameter: 0.2500 INCHES NOMINAL IN; Hole Quantity Along Length: 6. 13 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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