The Test Block, cataloged under National Stock Number 6635-00-351-7488, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Sonic Instruments Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-00-351-7488 |
| Primary Part Number | C742 |
| Item Name | Test Block |
| FSC / FSG | 6635 / 66 — No Item Name Available |
| Manufacturer | Sonic Instruments Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6635-00-351-7488 is a Test Block, manufactured by Sonic Instruments Inc, classified under FSC 6635 (No Item Name Available). Status: active.
NSN 6635-00-351-7488 has 3 cross-referenced part numbers: C742 (Sonic Instruments Inc), 72RBS027 (Sonic Instruments Inc), TARBS (Sonic Instruments Inc).
There are 2 known substitutes for 6635-00-351-7488: 5910-00-632-7592, 5961-01-032-4960. Verify interchangeability with system specifications before substitution.
Key specifications for C742: General Characteristics Item Description: STEEL. 1 total characteristics are documented in the Federal Logistics Information System.