The Tester,material Hardness, cataloged under National Stock Number 6635-01-573-5327, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Qualitest Usa Lc. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-573-5327 |
| Primary Part Number | HT-200 |
| Item Name | Tester,material Hardness |
| FSC / FSG | 6635 / 66 — No Item Name Available |
| Manufacturer | Qualitest Usa Lc |
| Status | ACTIVE |
| Installation Design | PORTABLE |
| Carrying Case | NOT PROVIDED |
| Indicator Type | OPTICAL |
| Indicator Design | DIRECT READING |
| Usage Design | EXTERNAL |
| Test Type | ROCKWELL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HT-200 PRIMARY | Qualitest Usa Lc (USA) |
NSN 6635-01-573-5327 is a Tester,material Hardness, manufactured by Qualitest Usa Lc, classified under FSC 6635 (No Item Name Available). Status: active.
NSN 6635-01-573-5327 has 1 cross-referenced part number: HT-200 (Qualitest Usa Lc).
There are 2 known substitutes for 6635-01-573-5327: 9540-00-720-1332, 6685-01-663-1978. Verify interchangeability with system specifications before substitution.
Key specifications for HT-200: Installation Design: PORTABLE; Carrying Case: NOT PROVIDED; Indicator Type: OPTICAL; Indicator Design: DIRECT READING. 7 total characteristics are documented in the Federal Logistics Information System.