PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SN63WRP2 0.020 1LBSolder,tin Alloy

American Society for Testing and Materials Dba Astm International · NSN 3439-00-438-6292 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-438-6292 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-438-6292. Primary manufacturer part number: SN63WRP2 0.020 1LB.
Features
  • Solder,tin Alloy — FSC 3439
  • Wire Core Type: ROSIN
  • Physical Form: WIRE
  • Diameter: 0.020 INCHES NOMINAL IN
  • Chemical Composition Percentage: TIN 71.5; LEAD 27.485; ANTIMONY 0.5; BISMUTH 0.25;COPPER 0.08; OTHER 0.08; ARSENIC 0.03; IRON 0.02; ALUMINUM 0.005,ZINC 0.005
  • Content Within Each Unit Package: 1 LB LBS
  • 6 verified cross-references
  • Primary manufacturer: American Society for Testing and Materials Dba Astm International
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Solder,tin Alloy, cataloged under National Stock Number 3439-00-438-6292, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-00-438-6292
Primary Part NumberSN63WRP2 0.020 1LB
Item NameSolder,tin Alloy
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Wire Core TypeROSIN
Physical FormWIRE
Diameter0.020 INCHES NOMINAL IN
Chemical Composition PercentageTIN 71.5; LEAD 27.485; ANTIMONY 0.5; BISMUTH 0.25;COPPER 0.08; OTHER 0.08; ARSENIC 0.03; IRON 0.02; ALUMINUM 0.005,ZINC 0.005
Content Within Each Unit Package1 LB LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3439-00-064-2017 INTERCHANGEABLE
Solder,tin Alloy
3439-00-766-4711SN63WRP2 INTERCHANGEABLE
Solder,tin Alloy
American Society for Testing and Materials Dba Astm International
Cross-Reference Index
Part NumberManufacturer
ASTM B32 American Society for Testing and Materials Dba Astm International (USA)
SN63WRP2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
SN63PB37WRP2 0.020 1LB Federal Specifications Promulgated by General Services Administration Washington DC (USA)
SN63WRP2 0.020 1LB Federal Specifications Promulgated by General Services Administration Washington DC (USA)
SN63WRP2 0.020 1LB PRIMARY American Society for Testing and Materials Dba Astm International (USA)
QQ-S-571 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3439-00-064-2017INTERCHANGEABLE
SOLDER,TIN ALLOY
3439-00-766-4711INTERCHANGEABLE
SOLDER,TIN ALLOY
SN63WRP2

Frequently Asked Questions

What is NSN 3439-00-438-6292?

NSN 3439-00-438-6292 is a Solder,tin Alloy, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-00-438-6292?

NSN 3439-00-438-6292 has 6 cross-referenced part numbers: ASTM B32 (American Society for Testing and Materials Dba Astm International), SN63WRP2 (Federal Specifications Promulgated by General Services Administration Washington DC), SN63PB37WRP2 0.020 1LB (Federal Specifications Promulgated by General Services Administration Washington DC), SN63WRP2 0.020 1LB (Federal Specifications Promulgated by General Services Administration Washington DC), SN63WRP2 0.020 1LB (American Society for Testing and Materials Dba Astm International) and 1 more.

What NSN replaces 3439-00-438-6292?

There are 2 known substitutes for 3439-00-438-6292: 3439-00-064-2017, 3439-00-766-4711. Verify interchangeability with system specifications before substitution.

What are the specifications of SN63WRP2 0.020 1LB?

Key specifications for SN63WRP2 0.020 1LB: Wire Core Type: ROSIN; Physical Form: WIRE; Diameter: 0.020 INCHES NOMINAL IN; Chemical Composition Percentage: TIN 71.5; LEAD 27.485; ANTIMONY 0.5; BISMUTH 0.25;COPPER 0.08; OTHER 0.08; ARSENIC 0.03; IRON 0.02; ALUMINUM 0.005,ZINC 0.005. 5 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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