The Balance Machine, cataloged under National Stock Number 6635-01-163-9503, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is American Hofmann Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-163-9503 |
| Primary Part Number | HL-16.1 |
| Item Name | Balance Machine |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | American Hofmann Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HL-16.1 PRIMARY | American Hofmann Corp (USA) |
| Reference | Meaning |
|---|---|
| 6635-6123-2533 | 6/9 Informative reference only U.S. Government activity |
NSN 6635-01-163-9503 is a Balance Machine, manufactured by American Hofmann Corp, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-163-9503 has 1 manufacturer part number on file: HL-16.1 (American Hofmann Corp).
2 possible matches (shared part number, not a government interchangeability claim): 6635-01-205-0049, 6635-01-224-4329. Verify interchangeability with system specifications before substitution.
Key specifications for HL-16.1: End Item Identification: UH-60, ROTARY WING AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.