The O-Ring, cataloged under National Stock Number 5331-01-347-3720, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Bae Systems Hagglunds Aktiebolag (CAGE AC90N); Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (CAGE 9F512); Kalmar Solutions Ab (CAGE A184N) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-347-3720 |
| Primary Part Number | 2152 2115-803 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2152 2115-803 | Bae Systems Hagglunds Aktiebolag (SWE) |
| 2152 2115-803 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| 21522115-803 | Kalmar Solutions Ab (SWE) |
| Reference | Meaning |
|---|---|
| 2152 2115-803 | 5/9 Secondary reference Macgregor Usa Inc. Div Macgregor Usa |
| 2152 2115-803 TAKR 287 | 5/9 Secondary reference Macgregor Usa Inc. Div Macgregor Usa |
| 21522115-803 | 5/9 Secondary reference Cargotec Sweden Ab - Macgregor Cranes |
| 2152 2115-803 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
NSN 5331-01-347-3720 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-347-3720 has 3 manufacturer part numbers on file: 2152 2115-803 (Bae Systems Hagglunds Aktiebolag), 2152 2115-803 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 21522115-803 (Kalmar Solutions Ab).
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.