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SN50PB50WS 0.125 5LB — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SOLDER,LEAD-TIN ALLOY is a the manufacturer industrial component. Key specifications include diameter: 0.125 INCHES NOMINAL IN, physical_form: WIRE, wire_core_type: SOLID, content_within_each_unit_package: 5 LB LBS. This part is cataloged in the Federal Logistics Information System under NSN 3439-00-273-1637, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
SN50PB50WS 0.125 5LB
NSN: 3439-00-273-1637
FSC: 3439
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
diameter0.125 INCHES NOMINAL IN
physical_formWIRE
wire_core_typeSOLID
chemical_composition_percentageTIN 51.5; LEAD 47.535; ANTIMONY 0.05; BISMUTH 0.25; COPPER 0.08; OTHERS 0.08; ARSENIC 0.025; IRON 0.02; ALUMINUM 0.005; ZINC 0.005
content_within_each_unit_package5 LB LBS
NSN3439-00-273-1637
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SOLDER,LEAD-TIN ALLOY TITLE COMPONENT PN SN50PB50WS 0.125 5LB MFR SOLDER,LEAD-TIN ALLOY
KEY FEATURES
•
CHEMICAL COMPOSITION PERCENTAGE: TIN 51.5; LEAD 47.535; ANTIMONY 0.05; BISMUTH 0.25; COPPER 0.08; OTHERS 0.08; ARSENIC 0.025; IRON 0.02; ALUMINUM 0.005; ZINC 0.005
•
CONTENT WITHIN EACH UNIT PACKAGE: 5 LB LBS
•
PHYSICAL FORM: WIRE
•
WIRE CORE TYPE: SOLID
•
DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CHEMICAL COMPOSITION PERCENTAGETIN 51.5; LEAD 47.535; ANTIMONY 0.05; BISMUTH 0.25; COPPER 0.08; OTHERS 0.08; ARSENIC 0.025; IRON 0.02; ALUMINUM 0.005; ZINC 0.005
CONTENT WITHIN EACH UNIT PACKAGE5 LB LBS
PHYSICAL FORMWIRE
WIRE CORE TYPESOLID
DIAMETER0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
ASTM B32-94InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
44InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
ASTM B32InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SN50PB50WRAP3 0.063 5LBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
QQ-S-571InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
44 RESIN 0.094 5LBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SN50PB50WS 0.125 5LB?
SN50PB50WS 0.125 5LB is a SOLDER,LEAD-TIN ALLOY.
What parts can replace SN50PB50WS 0.125 5LB?
There are 19 known substitutes for SN50PB50WS 0.125 5LB: ASTM B32-94, 44, ASTM B32 and 16 more. Substitute compatibility should be verified for your specific system.
Is SN50PB50WS 0.125 5LB still available?
SN50PB50WS 0.125 5LB is currently cancelled.
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Last verified: October 2026