The Valve,safety Relief, cataloged under National Stock Number 4820-00-349-9089, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Agco Corp Parts Opn. Government technical data includes 12 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-349-9089 |
| Primary Part Number | 74995186 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Agco Corp Parts Opn |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 1 GASKET |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Style Designator | ANGLE |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Thread Class | 2A FIRST END A |
| Thread Quantity Per Inch | 16 FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | UN FIRST END |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74995186 PRIMARY | Agco Corp Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| 5060 | C/1 Advisory reference — outside the item-of-supply concept Scott Industrial Systems, Inc |
| 5060P | 3/2 Design control — primary reference U.S. Government activity |
| 4995186-0 | C/1 Advisory reference — outside the item-of-supply concept Kalmar AC Inc |
| 205954 | C/1 Advisory reference — outside the item-of-supply concept Hyster-Yale Group, Inc. |
| 5060 | 5/9 Secondary reference U.S. Government activity |
| N5060P/2000/5 | 5/2 Secondary reference U.S. Government activity |
| 4995186-6 | 5/9 Secondary reference Agco Corp Parts Opn |
| 32-12275 | C/1 Advisory reference — outside the item-of-supply concept Schreck Industries Inc |
NSN 4820-00-349-9089 is a Valve,safety Relief, manufactured by Agco Corp Parts Opn, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-349-9089 has 1 manufacturer part number on file: 74995186 (Agco Corp Parts Opn).
2 possible matches (shared part number, not a government interchangeability claim): 1560-00-482-5595, 5961-01-038-2939. Verify interchangeability with system specifications before substitution.
Key specifications for 74995186: Flow Control Device: DISK; Furnished Items and Quantity: 1 GASKET; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END; Connection Type: THREADED EXTERNAL BOSS FIRST END. 12 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.