The Roller,subassembly, cataloged under National Stock Number 1440-01-024-2030, is classified within Federal Supply Class 1440 (Launchers, Guided Missile) of the Guided Missiles group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1440-01-024-2030 |
| Primary Part Number | 2220738 |
| Item Name | Roller,subassembly |
| FSC / FSG | 1440 / 14 — Launchers, Guided Missile |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | C/O A HUB CRES QQ-S-764 COND A,1.000 IN. LG,1.000 IN. ID,1.875 IN. OD,WITH A 1.375 IN.COUNTER BORE 0.156 IN. DEEP ON ONE END,A BUSHING SINTERED BRONZE MS17795-120,1.000 IN. OD PRESS FIT INTO HUB TO BOTTOM OF COUNTER BORE,WITH A 0.750 IN. HOLE THROUGH THE CENTER AND A 32 UIN FINISH,A TIRE RUBBER MIL-R-6855 CL 2,90 SHORE HARDNESS,VALCANIZED TO HUB 1.875 IN. ID,2.375 IN. OD,1.000 IN. TREAD AS MOLDED IN |
| 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 |
|---|---|
| 2220738 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 1440-01-024-2030 is a Roller,subassembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1440, Launchers, Guided Missile. Status: active.
NSN 1440-01-024-2030 has 1 manufacturer part number on file: 2220738 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2220738: General Characteristics Item Description: C/O A HUB CRES QQ-S-764 COND A,1.000 IN. LG,1.000 IN. ID,1.875 IN. OD,WITH A 1.375 IN.COUNTER BORE 0.156 IN. DEEP ON ONE END,A BUSHING SINTERED BRONZE MS17795-120,1.000 IN. OD PRESS FIT INTO HUB TO BOTTOM OF COUNTER BORE,WITH A 0.750 IN. HOLE THROUGH THE CENTER AND A 32 UIN FINISH,A TIRE RUBBER MIL-R-6855 CL 2,90 SHORE HARDNESS,VALCANIZED TO HUB 1.875 IN. ID,2.375 IN. OD,1.000 IN. TREAD AS MOLDED IN. 1 specification is 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 1440-01-024-2030 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.