PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1259609Clamp,loop

General Motors Llc Dba General Motors Llc · NSN 5340-01-204-4268 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-204-4268 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-204-4268. Primary manufacturer part number: 1259609.
Features
  • Clamp,loop — FSC 5340
  • Fastening Device Type: PLAIN HEXAGON NUT AND LOCK WASHER
  • Material Document and Classification: ASTM A109 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Integral Nut Type and Quantity: 2 PLAIN EQUAL LENGTH TONGUES
  • Loop Inside Diameter: 2.250 INCHES NOMINAL IN
  • Style Designator: TWO PIECE
  • Tongue Hole Type: ROUND, THREADED
Applications
  • Applications requiring Steel Overall construction
General Description

The Clamp,loop, cataloged under National Stock Number 5340-01-204-4268, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: KT.

Technical Specifications
ParameterValue
NSN5340-01-204-4268
Primary Part Number1259609
Item NameClamp,loop
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusCANCELLED
Fastening Device TypePLAIN HEXAGON NUT AND LOCK WASHER
Material Document and ClassificationASTM A109 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Integral Nut Type and Quantity2 PLAIN EQUAL LENGTH TONGUES
Loop Inside Diameter2.250 INCHES NOMINAL IN
Style DesignatorTWO PIECE
Tongue Hole TypeROUND, THREADED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueKT
Verified Substitutes 4
No Item Name Available
Clamp,loop
Clamp,loop
5355-00-582-18641259609 INTERCHANGEABLE
Knob
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
1259609 General Motors Llc Dba General Motors Llc (USA)
1259609 General Motors Corp (USA)
1259609 Marmon-Herrington Company (USA)
MS52150-30HE Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
1259609 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
1259609 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
AA52406-30 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-52406 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5340-01-189-8395SUCCESSOR
NO ITEM NAME AVAILABLE
5340-01-431-3103SUCCESSOR
CLAMP,LOOP
5340-01-431-3104SUCCESSOR
CLAMP,LOOP
5355-00-582-1864INTERCHANGEABLE
KNOB
1259609

Frequently Asked Questions

What is NSN 5340-01-204-4268?

NSN 5340-01-204-4268 is a Clamp,loop, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-01-204-4268?

NSN 5340-01-204-4268 has 8 cross-referenced part numbers: 1259609 (General Motors Llc Dba General Motors Llc), 1259609 (General Motors Corp), 1259609 (Marmon-Herrington Company), MS52150-30HE (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1259609 (General Motors Corp Chevrolet Motor Div Special Products Dept) and 3 more.

What NSN replaces 5340-01-204-4268?

There are 4 known substitutes for 5340-01-204-4268: 5340-01-189-8395, 5340-01-431-3103, 5340-01-431-3104 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1259609?

Key specifications for 1259609: Fastening Device Type: PLAIN HEXAGON NUT AND LOCK WASHER; Material Document and Classification: ASTM A109 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; Integral Nut Type and Quantity: 2 PLAIN EQUAL LENGTH TONGUES. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-01-204-4268 still in active supply?

NSN 5340-01-204-4268 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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