PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39934Brazing Alloy,silver

Spirax Sarco Inc Dba Spirax Sarco · NSN 3439-01-202-5760 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-202-5760 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-202-5760. Primary manufacturer part number: 39934.
Features
  • Brazing Alloy,silver — FSC 3439
  • Precious Material: SILVER
  • Precious Material and Location: INTEGRAL SILVER
  • Flux Feature: INCLUDED
  • Physical Form: RING
  • Precious Material and Weight: 0.040 SILVER GRAINS, TROY
  • Diameter: 1.250 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Brazing Alloy,silver, cataloged under National Stock Number 3439-01-202-5760, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-01-202-5760
Primary Part Number39934
Item NameBrazing Alloy,silver
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerSpirax Sarco Inc Dba Spirax Sarco
StatusACTIVE
Precious MaterialSILVER
Precious Material and LocationINTEGRAL SILVER
Flux FeatureINCLUDED
Physical FormRING
Precious Material and Weight0.040 SILVER GRAINS, TROY
Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-641-231339934 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5330-00-725-1511541755-55 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6680-01-093-549439934 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
39934 PRIMARY Spirax Sarco Inc Dba Spirax Sarco (USA)
Related Parts
5330-00-641-2313INTERCHANGEABLE
SEAL,PLAIN ENCASED
39934
5330-00-725-1511INTERCHANGEABLE
SEAL,PLAIN ENCASED
541755-55
6680-01-093-5494INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
39934

Frequently Asked Questions

What is NSN 3439-01-202-5760?

NSN 3439-01-202-5760 is a Brazing Alloy,silver, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-01-202-5760?

NSN 3439-01-202-5760 has 1 cross-referenced part number: 39934 (Spirax Sarco Inc Dba Spirax Sarco).

What NSN replaces 3439-01-202-5760?

There are 3 known substitutes for 3439-01-202-5760: 5330-00-641-2313, 5330-00-725-1511, 6680-01-093-5494. Verify interchangeability with system specifications before substitution.

What are the specifications of 39934?

Key specifications for 39934: Precious Material: SILVER; Precious Material and Location: INTEGRAL SILVER; Flux Feature: INCLUDED; Physical Form: RING. 6 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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