The Cap,filler Opening, cataloged under National Stock Number 2930-01-477-7645, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-477-7645 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Status | ACTIVE |
| Style Designator | THREADED TYPE (EXTERNAL) |
| Outside Diameter | 2.530 INCHES NOMINAL IN |
| System for Which Designed | NONPRESSURIZED |
| Material | ALUMINUM ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 120958-1 | 5/9 Secondary reference U.S. Government activity |
| 120958-1 | 3/9 Design control — primary reference L3harris Technologies, Inc. Dba Harris Div Mine Defense Systems |
NSN 2930-01-477-7645 is a Cap,filler Opening, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
Key specifications for 2930-01-477-7645: Overall Height: 2.840 INCHES NOMINAL IN; Style Designator: THREADED TYPE (EXTERNAL); Outside Diameter: 2.530 INCHES NOMINAL IN; System for Which Designed: NONPRESSURIZED. 4 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.