The Valve,safety Relief, cataloged under National Stock Number 4820-00-071-2191, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Garrison Manufacturing Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-071-2191 |
| Primary Part Number | 33750 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Garrison Manufacturing Inc |
| Status | ACTIVE |
| Thread Series Designator | NPT FIRST END |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Thread Series Designator | NPT SECOND END |
| Nominal Thread Size | 0.375 INCHES THIRD END IN |
| Valve Operation Method | HYDRAULIC |
| Thread Series Designator | NPT THIRD END |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 33750 | Garrison Manufacturing Inc (USA) |
| 33750-5 | Garrison Manufacturing Inc (USA) |
| D463701 | Koehring Co Lorain Div (USA) |
| D463701 | Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA) |
| 33750A | Garrison Manufacturing Inc (USA) |
| 815B3582AND1219-97 | Koehring Co Lorain Div (USA) |
| D46370X | Koehring Co Lorain Div (USA) |
| 815B3582AND1219-97 | Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA) |
NSN 4820-00-071-2191 is a Valve,safety Relief, manufactured by Garrison Manufacturing Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-071-2191 has 8 cross-referenced part numbers: 33750 (Garrison Manufacturing Inc), 33750-5 (Garrison Manufacturing Inc), D463701 (Koehring Co Lorain Div), D463701 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), 33750A (Garrison Manufacturing Inc) and 3 more.
There are 7 known substitutes for 4820-00-071-2191: 5935-00-259-3813, 5330-00-393-5991, 5310-00-842-8212 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 33750: Thread Series Designator: NPT FIRST END; Nominal Thread Size: 0.500 INCHES SECOND END IN; Thread Series Designator: NPT SECOND END; Nominal Thread Size: 0.375 INCHES THIRD END IN. 7 total characteristics are documented in the Federal Logistics Information System.