The Swivel,lubrication Line, cataloged under National Stock Number 4930-00-688-7658, is classified within Federal Supply Class 4930 (Lubrication and Fuel Dispensing Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4930-00-688-7658 |
| Item Name | Swivel,lubrication Line |
| FSC / FSG | 4930 / 49 — Lubrication and Fuel Dispensing Equipment |
| Status | ACTIVE |
| Style Designator | ELBOW |
| End Connection Thread Series Designator | NPT |
| End Connection Thread Size | 0.250-20 |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 140730 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 32-69660-31 | 5/9 Secondary reference The Boeing Company Div Defense |
| 140730 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4930-00-688-7658 is a Swivel,lubrication Line, classified under FSC 4930, Lubrication and Fuel Dispensing Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6515-01-511-1566, 6520-01-594-9447. Verify interchangeability with system specifications before substitution.
Key specifications for 4930-00-688-7658: Style Designator: ELBOW; End Connection Thread Series Designator: NPT; End Connection Thread Size: 0.250-20; Special Features: 3000 PSI OPERATING TEMPERATURE;7500 PSI BRUST PRESSURE;TEMP RANGE M65 DEG FAH MINUMIM AND P275 DEG F MAXIMIM. 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.