The Ring,piston, cataloged under National Stock Number 3040-01-185-4178, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Service & Sales Inc. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-185-4178 |
| Primary Part Number | 859989-11 |
| Item Name | Ring,piston |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Service & Sales Inc |
| Status | ACTIVE |
| FSC Application Data | VALVE,BUTTERFLY |
| Criticality Code Justification | TEST |
| Material Document and Classification | QQ-A-200/8 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225-8 FED SPEC 2ND MATERIAL RESPONSE AND QQ-A-250/11 FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Test Data Document | 99193-859989 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 859989-11 PRIMARY | Service & Sales Inc (USA) |
| 859989-11 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 859989-11 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-185-4178 is a Ring,piston, manufactured by Service & Sales Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-185-4178 has 2 manufacturer part numbers on file: 859989-11 (Service & Sales Inc), 859989-11 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 859989-11: FSC Application Data: VALVE,BUTTERFLY; Criticality Code Justification: TEST; Material Document and Classification: QQ-A-200/8 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225-8 FED SPEC 2ND MATERIAL RESPONSE AND QQ-A-250/11 FED SPEC 3RD MATERIAL RESPONSE OVERALL; Test Data Document: 99193-859989 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING). 5 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.