PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PAC658CWelding Powder,metallic Overlay

Powder Alloy Corp · NSN 3439-00-629-8308 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-629-8308 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-629-8308. Primary manufacturer part number: PAC658C.
Features
  • Welding Powder,metallic Overlay — FSC 3439
  • Material: COPPER AND NICKEL AND INDIUM BASIC
  • Content Within Each Unit Package: 5 LB LBS
  • 4 verified cross-references
  • Primary manufacturer: Powder Alloy Corp
Applications
  • Applications requiring Copper and Nickel and Indium Basic construction
General Description

The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-00-629-8308, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Powder Alloy Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3439-00-629-8308
Primary Part NumberPAC658C
Item NameWelding Powder,metallic Overlay
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerPowder Alloy Corp
StatusCANCELLED
MaterialCOPPER AND NICKEL AND INDIUM BASIC
Content Within Each Unit Package5 LB LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
1680-01-070-09601000-132 INTERCHANGEABLE
End Closure Assy
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
1680-01-145-5812100013-2 INTERCHANGEABLE
Frame,seat Assy
Bae Systems Land & Armaments L.p.
6130-01-357-0551 INTERCHANGEABLE
Power Supply Subassembly
3439-01-380-714658NS/5LB INTERCHANGEABLE
Welding Powder,metallic Overlay
Oerlikon Metco Us Inc
Cross-Reference Index
Part NumberManufacturer
PAC658C PRIMARY Powder Alloy Corp (USA)
1000132 PRIMARY Oerlikon Metco Us Inc (USA)
METCO58NS Metco Inc Sub of the Perkin-Elmer Corp (USA)
METCO58NS Oerlikon Metco Us Inc (USA)
Related Parts
1680-01-070-0960INTERCHANGEABLE
END CLOSURE ASSY
1000-132
1680-01-145-5812INTERCHANGEABLE
FRAME,SEAT ASSY
100013-2
6130-01-357-0551INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
3439-01-380-7146INTERCHANGEABLE
WELDING POWDER,METALLIC OVERLAY
58NS/5LB

Frequently Asked Questions

What is NSN 3439-00-629-8308?

NSN 3439-00-629-8308 is a Welding Powder,metallic Overlay, manufactured by Powder Alloy Corp, classified under FSC 3439 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3439-00-629-8308?

NSN 3439-00-629-8308 has 4 cross-referenced part numbers: PAC658C (Powder Alloy Corp), 1000132 (Oerlikon Metco Us Inc), METCO58NS (Metco Inc Sub of the Perkin-Elmer Corp), METCO58NS (Oerlikon Metco Us Inc).

What NSN replaces 3439-00-629-8308?

There are 4 known substitutes for 3439-00-629-8308: 1680-01-070-0960, 1680-01-145-5812, 6130-01-357-0551 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PAC658C?

Key specifications for PAC658C: Material: COPPER AND NICKEL AND INDIUM BASIC; Content Within Each Unit Package: 5 LB LBS. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3439-00-629-8308 still in active supply?

NSN 3439-00-629-8308 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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