PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-4-4-128Clamp,loop

Brady United States · NSN 5340-00-680-3669 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-680-3669 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-680-3669. Primary manufacturer part number: 1-4-4-128.
Features
  • Clamp,loop — FSC 5340
  • Style Designator: SINGLE LOOP
  • Loop Inside Diameter: 0.234 INCHES NOMINAL IN
  • Tongue Hole Type: ROUND, UNTHREADED
  • Material Document and Classification: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
  • Distance From Loop Center to Tongue End: 0.563 INCHES NOMINAL IN
  • Material Thickness: 0.040 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Polyhexamethylene Amide Overall construction
General Description

The Clamp,loop, cataloged under National Stock Number 5340-00-680-3669, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brady United States. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-680-3669
Primary Part Number1-4-4-128
Item NameClamp,loop
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerBrady United States
StatusCANCELLED
Style DesignatorSINGLE LOOP
Loop Inside Diameter0.234 INCHES NOMINAL IN
Tongue Hole TypeROUND, UNTHREADED
Material Document and ClassificationASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
Distance From Loop Center to Tongue End0.563 INCHES NOMINAL IN
Material Thickness0.040 INCHES NOMINAL IN
Diameter0.128 INCHES NOMINAL IN
Center to Center Distance Between Loop and Mounting Hole0.407 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
4730-00-249-1476119097 INTERCHANGEABLE
Elbow,pipe
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
134053-003 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
1-4-4-128 PRIMARY Brady United States (USA)
8642640 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
103049-26 Gte Sylvania Canada Ltd Fluorescent Lighting Fixtures Div (CAN)
61A5A66-3 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
4730-00-249-1476INTERCHANGEABLE
ELBOW,PIPE
119097

Frequently Asked Questions

What is NSN 5340-00-680-3669?

NSN 5340-00-680-3669 is a Clamp,loop, manufactured by Brady United States, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-680-3669?

NSN 5340-00-680-3669 has 5 cross-referenced part numbers: 134053-003 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 1-4-4-128 (Brady United States), 8642640 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 103049-26 (Gte Sylvania Canada Ltd Fluorescent Lighting Fixtures Div), 61A5A66-3 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5340-00-680-3669?

There is 1 known substitute for 5340-00-680-3669: 4730-00-249-1476. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-4-4-128?

Key specifications for 1-4-4-128: Style Designator: SINGLE LOOP; Loop Inside Diameter: 0.234 INCHES NOMINAL IN; Tongue Hole Type: ROUND, UNTHREADED; Material Document and Classification: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-680-3669 still in active supply?

NSN 5340-00-680-3669 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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