The Ring,piston, cataloged under National Stock Number 4310-00-005-7484, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Ingersoll-Rand Company Dba Rotary Compressor Division. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-005-7484 |
| Primary Part Number | 12A18CC151 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Ingersoll-Rand Company Dba Rotary Compressor Division |
| Status | ACTIVE |
| Material | IRON OVERALL |
| 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 |
|---|---|
| 12A18CC151 PRIMARY | Ingersoll-Rand Company Dba Rotary Compressor Division (USA) |
| 12A18CC151 | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 12A18CC151 | 5/9 Secondary reference U.S. Government activity |
| 12A18CC151 | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| X124474 1-4 | 5/9 Secondary reference U.S. Government activity |
| X1244T4 1-4 | 5/9 Secondary reference U.S. Government activity |
| 12A18CC151 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
NSN 4310-00-005-7484 is a Ring,piston, manufactured by Ingersoll-Rand Company Dba Rotary Compressor Division, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-005-7484 has 2 manufacturer part numbers on file: 12A18CC151 (Ingersoll-Rand Company Dba Rotary Compressor Division), 12A18CC151 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
Key specifications for 12A18CC151: Special Features: 4.250IN. DIA IN; Material: IRON OVERALL. 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.
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.