The Estradiol Transdermal System, cataloged under National Stock Number 6505-01-422-9980, is classified within Federal Supply Class 6505 (Drugs and Biologicals) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Bayer Healthcare Pharmaceuticals Inc Dba Bayer Healthcare Pharmaceuticals Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6505-01-422-9980 |
| Primary Part Number | NDC50419-0451-04 |
| Item Name | Estradiol Transdermal System |
| FSC / FSG | 6505 / 65 — Drugs and Biologicals |
| Manufacturer | Bayer Healthcare Pharmaceuticals Inc Dba Bayer Healthcare Pharmaceuticals Inc |
| Status | ACTIVE |
| Usual Dose | 0.05 MG RELEASED PER DAY FOR 7 DAYS |
| System Size | 12.5 SQUARE CENTIMETER |
| Overall Strength in System | 3.9 MG ESTRADIOL ACTIVE INGREDIENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NDC50419-0451-04 PRIMARY | Bayer Healthcare Pharmaceuticals Inc Dba Bayer Healthcare Pharmaceuticals Inc (USA) |
| Reference | Meaning |
|---|---|
| CLIMARA | 5/1 Secondary reference Bayer Healthcare Pharmaceuticals Inc Dba Bayer Healthcare Pharmaceuticals Inc |
| 95-0862 | 5/1 Secondary reference U.S. Government activity |
NSN 6505-01-422-9980 is a Estradiol Transdermal System, manufactured by Bayer Healthcare Pharmaceuticals Inc Dba Bayer Healthcare Pharmaceuticals Inc, classified under FSC 6505, Drugs and Biologicals. Status: active.
NSN 6505-01-422-9980 has 1 manufacturer part number on file: NDC50419-0451-04 (Bayer Healthcare Pharmaceuticals Inc Dba Bayer Healthcare Pharmaceuticals Inc).
1 possible match (shared part number, not a government interchangeability claim): 6505-01-423-0139. Verify interchangeability with system specifications before substitution.
Key specifications for NDC50419-0451-04: Usual Dose: 0.05 MG RELEASED PER DAY FOR 7 DAYS; System Size: 12.5 SQUARE CENTIMETER; Overall Strength in System: 3.9 MG ESTRADIOL ACTIVE INGREDIENT; Special Features: 6 CARTONS OF 4 SYSTEMS. 3 specifications are 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.