The Valve,fluid Pressure Regulating,, cataloged under National Stock Number 6515-01-513-7520, 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 On Site Gas Systems Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6515-01-513-7520 |
| Primary Part Number | R26-04-000 |
| Item Name | Valve,fluid Pressure Regulating, |
| FSC / FSG | 6515 / 65 — Medical and Surgical Instruments, Equipment, and Supplies |
| Manufacturer | On Site Gas Systems Inc |
| 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 | EA |
| Part Number | Manufacturer |
|---|---|
| R26-04-000 PRIMARY | On Site Gas Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 4820NCM031527 | 5/1 Secondary reference Defense Medical Standardization Board |
| 03-1804 | 5/1 Secondary reference U.S. Government activity |
NSN 6515-01-513-7520 is a Valve,fluid Pressure Regulating,, manufactured by On Site Gas Systems Inc, classified under FSC 6515, Medical and Surgical Instruments, Equipment, and Supplies. Status: active.
NSN 6515-01-513-7520 has 1 manufacturer part number on file: R26-04-000 (On Site Gas Systems Inc).
Key specifications for R26-04-000: Special Features: FLUID PRESSURE REGULATING VALVE, (POGS 33); Part Name Assigned by Controlling Agency: VALVE FLUID PRESSURE REGULATING OXYGEN GENERATOR (POGS 33); End Item Identification: FOR USE WITH NSN 6515-01-505-0203, OXYGEN GENERATOR SYSTEM, PORTABLE. 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.