The Bellows,pressure, cataloged under National Stock Number 3010-00-490-4210, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 3010-00-490-4210 |
| Primary Part Number | 972221-3 |
| Item Name | Bellows,pressure |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 972221-3 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 144-04-000 | C/1 Advisory reference — outside the item-of-supply concept Mechanized Science Seal Inc Dba Ms Bellows |
| SLKB501-259C | C/1 Advisory reference — outside the item-of-supply concept Kinemotive Corporation Dba Kinemotive Corp |
NSN 3010-00-490-4210 is a Bellows,pressure, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-490-4210 has 1 manufacturer part number on file: 972221-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 972221-3: Special Features: O/A DIA. 1.670 IN. IN. 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.
NSN 3010-00-490-4210 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.