The O-Ring, cataloged under National Stock Number 5331-01-492-3654, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kalmar Solutions Ab. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-492-3654 |
| Primary Part Number | 21522115-809 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kalmar Solutions Ab |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 21522115-809 | Kalmar Solutions Ab (SWE) |
| Reference | Meaning |
|---|---|
| 21522115-809 | 5/9 Secondary reference Cargotec Sweden Ab - Macgregor Cranes |
| 2152 2115-809 | 3/9 Design control — primary reference Macgregor Usa Inc. Div Macgregor Usa |
| 2152 2115-809 TAKR 287 | 5/9 Secondary reference Macgregor Usa Inc. Div Macgregor Usa |
NSN 5331-01-492-3654 is a O-Ring, manufactured by Kalmar Solutions Ab, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-492-3654 has 1 manufacturer part number on file: 21522115-809 (Kalmar Solutions Ab).
Key specifications for 21522115-809: Special Features: HAGGLUNDS PARTS CATALOG, 800-04-15, GROUP 9.4, FIG 625-7405A, PAGE 002, INDEX 007 A; End Item Identification: SERVO VALVE (OH7R3) 387 4010-801. 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.