The Ring Half,stern Tube, cataloged under National Stock Number 2010-01-256-0277, is classified within Federal Supply Class 2010 (Ship and Boat Propulsion Components) of the Ship and Marine Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2010-01-256-0277 |
| Item Name | Ring Half,stern Tube |
| FSC / FSG | 2010 / 20 — Ship and Boat Propulsion Components |
| Status | ACTIVE |
| General Characteristics Item Description | ZINC,LOWER HALF,SIX HOLES 9/16 IN. DIA EQUALLY SPACED ON 19 7/16 IN. P.C.,I.D. 18 1/8 IN. 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 |
| Reference | Meaning |
|---|---|
| AS11S43015 | D/9 Drawing number reference only U.S. Government activity |
| AS11-S43-5 PIECE 20 | 5/2 Secondary reference U.S. Government activity |
| AS11S43-015 PIECE 20 | 3/9 Design control — primary reference U.S. Government activity |
| AS11-S43-5 | D/9 Drawing number reference only U.S. Government activity |
NSN 2010-01-256-0277 is a Ring Half,stern Tube, classified under FSC 2010, Ship and Boat Propulsion Components. Status: active.
Key specifications for 2010-01-256-0277: General Characteristics Item Description: ZINC,LOWER HALF,SIX HOLES 9/16 IN. DIA EQUALLY SPACED ON 19 7/16 IN. P.C.,I.D. 18 1/8 IN. 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 2010-01-256-0277 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.