The Exerciser,lung,inhalation Therap, cataloged under National Stock Number 6530-01-237-6998, is classified within Federal Supply Class 6530 (Hospital Furniture, Equipment, Utensils, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Heads Up Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: PG.
| Parameter | Value |
|---|---|
| NSN | 6530-01-237-6998 |
| Primary Part Number | 22-4000 |
| Item Name | Exerciser,lung,inhalation Therap |
| FSC / FSG | 6530 / 65 — Hospital Furniture, Equipment, Utensils, and Supplies |
| Manufacturer | Heads Up Llc |
| 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 |
| Unit of Issue | PG |
| Part Number | Manufacturer |
|---|---|
| 22-4000 PRIMARY | Heads Up Llc (USA) |
| DHD224000 PRIMARY | Medline Industries, Lp (USA) |
| DHD22-4000 PRIMARY | Heads Up Llc (USA) |
NSN 6530-01-237-6998 is a Exerciser,lung,inhalation Therap, manufactured by Heads Up Llc, classified under FSC 6530, Hospital Furniture, Equipment, Utensils, and Supplies. Status: active.
NSN 6530-01-237-6998 has 3 manufacturer part numbers on file: 22-4000 (Heads Up Llc), DHD224000 (Medline Industries, Lp), DHD22-4000 (Heads Up Llc).
3 possible matches (shared part number, not a government interchangeability claim): 6810-01-276-0363, 6635-01-488-7979, 6130-01-597-0040. Verify interchangeability with system specifications before substitution.
Key specifications for 22-4000: Special Features: SCALE GRADUATED TO 4000 CC IN 250 CC INCREMENTS;PLASTIC CORRUGATED TUBING W/MOUTHPIECE CONNECTED TO BASE; Part Name Assigned by Controlling Agency: EXERCISER LUNG INHALATION THERAPY INDICATOR SCALE GRAD4000ML 12S. 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.