PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4B418Clamp,loop

Caterpillar Inc Div Caterpillar Defense · NSN 5340-00-423-9331 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-423-9331 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-423-9331. Primary manufacturer part number: 4B418.
Features
  • Clamp,loop — FSC 5340
  • Material Thickness: 0.032 INCHES NOMINAL IN
  • Distance From Loop Center to Tongue End: 1.188 INCHES NOMINAL IN
  • Center to Center Distance Between Loop and Mounting Hole: 0.750 INCHES NOMINAL IN
  • Material: STEEL BAND
  • Loop Inside Diameter: 0.500 INCHES NOMINAL IN
  • Style Designator: SINGLE LOOP
  • 1 verified cross-reference
Applications
  • Applications requiring Steel Band construction
General Description

The Clamp,loop, cataloged under National Stock Number 5340-00-423-9331, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-00-423-9331
Primary Part Number4B418
Item NameClamp,loop
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Material Thickness0.032 INCHES NOMINAL IN
Distance From Loop Center to Tongue End1.188 INCHES NOMINAL IN
Center to Center Distance Between Loop and Mounting Hole0.750 INCHES NOMINAL IN
MaterialSTEEL BAND
Loop Inside Diameter0.500 INCHES NOMINAL IN
Style DesignatorSINGLE LOOP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-00-720-6213MS21333-59 INTERCHANGEABLE
Clamp,loop
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
4B418 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
5340-00-720-6213INTERCHANGEABLE
CLAMP,LOOP
MS21333-59

Frequently Asked Questions

What is NSN 5340-00-423-9331?

NSN 5340-00-423-9331 is a Clamp,loop, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-423-9331?

NSN 5340-00-423-9331 has 1 cross-referenced part number: 4B418 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 5340-00-423-9331?

There is 1 known substitute for 5340-00-423-9331: 5340-00-720-6213. Verify interchangeability with system specifications before substitution.

What are the specifications of 4B418?

Key specifications for 4B418: Material Thickness: 0.032 INCHES NOMINAL IN; Distance From Loop Center to Tongue End: 1.188 INCHES NOMINAL IN; Special Features: CORNERS OF TONGUE HAVE A 1 IN. RADIUS IN; Overall Width: 1.000 INCHES NOMINAL IN. 8 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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