The Brazing Alloy,silver, cataloged under National Stock Number 3439-00-052-1899, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is American Welding Society, Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-00-052-1899 |
| Primary Part Number | AWSA5.8-92 BCUP-5-0.063 |
| Item Name | Brazing Alloy,silver |
| FSC / FSG | 3439 / 34 — No Item Name Available |
| Manufacturer | American Welding Society, Inc. |
| Status | ACTIVE |
| Flux Feature | NOT INCLUDED |
| Precious Material and Location | INTEGRAL SILVER |
| Nondefinitive Spec/std Data | FS-BCUP-2 COMPOSITION |
| Precious Material | SILVER |
| Chemical Composition Percentage | COPPER 80.0;SILVER 15.1;PHOSPHORUS 5.0 |
| Precious Material and Weight | 0.151 SILVER OUNCES, TROY |
| Thickness | 0.063 INCHES NOMINAL IN |
| Length | 20.000 INCHES NOMINAL IN |
| Width | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SILF0S | Handy & Harman (USA) |
| AWSA5.8-92 BCUP-5-0.063 PRIMARY | American Welding Society, Inc. (USA) |
| QQS561 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| QQB650 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| BCUP5 | The American Society of Mechanical Engineers (USA) |
| BCUP5 | American Society for Testing and Materials Dba Astm International (USA) |
| MILB15395 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 3439-00-052-1899 is a Brazing Alloy,silver, manufactured by American Welding Society, Inc., classified under FSC 3439 (No Item Name Available). Status: active.
NSN 3439-00-052-1899 has 7 cross-referenced part numbers: SILF0S (Handy & Harman), AWSA5.8-92 BCUP-5-0.063 (American Welding Society, Inc.), QQS561 (Federal Specifications Promulgated by General Services Administration Washington DC), QQB650 (Federal Specifications Promulgated by General Services Administration Washington DC), BCUP5 (The American Society of Mechanical Engineers) and 2 more.
There are 12 known substitutes for 3439-00-052-1899: 3439-00-077-1418, 3439-00-184-8952, 3439-00-188-6982 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AWSA5.8-92 BCUP-5-0.063: Flux Feature: NOT INCLUDED; Precious Material and Location: INTEGRAL SILVER; Nondefinitive Spec/std Data: FS-BCUP-2 COMPOSITION; Precious Material: SILVER. 9 total characteristics are documented in the Federal Logistics Information System.