The Hybritech Psa Compartments R1a a, cataloged under National Stock Number 6550-01-515-9636, is classified within Federal Supply Class 6550 (In Vitro Diagnostic Substances, Reagents, Test Kits and Sets) of the Medical, Dental, and Veterinary Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6550-01-515-9636 |
| Item Name | Hybritech Psa Compartments R1a a |
| FSC / FSG | 6550 / 65 — In Vitro Diagnostic Substances, Reagents, Test Kits and Sets |
| Status | ACTIVE |
| Supplementary Features | DESCRIPTION HYBRITECH PSA COMPARTMENT R1A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 37200 | 3/9 Design control — primary reference U.S. Government activity |
| 37200 | 5/9 Secondary reference U.S. Government activity |
NSN 6550-01-515-9636 is a Hybritech Psa Compartments R1a a, classified under FSC 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-540-8579, 6515-01-696-7098. Verify interchangeability with system specifications before substitution.
Key specifications for 6550-01-515-9636: Supplementary Features: DESCRIPTION HYBRITECH PSA COMPARTMENT R1A; Special Features: REDDISH-BROWN, OPAQUE, ODORLESS, PH 8.0; SPECIFIC GRAVITY 1.01 AT 20 DEG C; HAZARDOUS INGREDIENTS TRIS,HYDROXYMETHYL, AMINOMETHANE; CAS NO 77-86-1; MEETS HAZARDOUS CRITERIA US OSHA; HAZARDOUS COMPATIBILITIES STRONG ACIDS; STRONG OXIDIZERS; METALS AND METALLIC COMPOUNDS; SODIUM AZIDE FORMS EXPLOSIVE COMPOUNDS WITH HEAVY METALS; REPEATED CONTACT OF LOW CONCENTRATIONS OF AXIDE WITH LEAD AND COPPER COMMONLY FOUND IN PLUMBING DRAINS MAY RESULT IN THE BUILD UP OF SHOCK SENSITIVE COMPOUNDS DEGC. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.