The Blade,surgical Knife,detachable, cataloged under National Stock Number 6515-00-044-1921, is classified within Federal Supply Class 6515 (Medical and Surgical Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Propper Manufacturing Company, Inc. Div Propper Manufacturing Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 6515-00-044-1921 |
| Primary Part Number | 123520 |
| Item Name | Blade,surgical Knife,detachable |
| FSC / FSG | 6515 / 65 — Medical and Surgical Instruments, Equipment, and Supplies |
| Manufacturer | Propper Manufacturing Company, Inc. Div Propper Manufacturing Company |
| Status | ACTIVE |
| Features Provided | STERILE |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 123520 PRIMARY | Propper Manufacturing Company, Inc. Div Propper Manufacturing Company (USA) |
| 371220 PRIMARY | Aspen Surgical Products Inc (USA) |
| 123020 PRIMARY | Propper Manufacturing Company, Inc. Div Propper Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| 371220 | 5/9 Secondary reference Controlled Access Concepts, Inc. Dba Cac Security |
| 37-1220 | 5/9 Secondary reference Becton, Dickinson and Co Dba Becton Dickinson & Co |
| 73-0020 | 5/9 Secondary reference American Safety Razor Co |
NSN 6515-00-044-1921 is a Blade,surgical Knife,detachable, manufactured by Propper Manufacturing Company, Inc. Div Propper Manufacturing Company, classified under FSC 6515, Medical and Surgical Instruments, Equipment, and Supplies. Status: active.
NSN 6515-00-044-1921 has 3 manufacturer part numbers on file: 123520 (Propper Manufacturing Company, Inc. Div Propper Manufacturing Company), 371220 (Aspen Surgical Products Inc), 123020 (Propper Manufacturing Company, Inc. Div Propper Manufacturing Company).
5 possible matches (shared part number, not a government interchangeability claim): 5305-00-269-2801, 5305-00-637-9516, 5845-00-704-4384. Verify interchangeability with system specifications before substitution.
Key specifications for 123520: Features Provided: STERILE; Special Features: NO 20; LARGE TANG; FOR USE WITH NO 4 HANDLE, 6515-00-344-7820; INDIVIDUALLY SEALED; Part Name Assigned by Controlling Agency: BLADE SURG KNIFE DET NO.20 LARGE TANG CRS U/W NO.4 HANDLE 150S; Material: STEEL CORROSION RESISTING OVERALL. 2 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.