The Ring Seal,lubricator, cataloged under National Stock Number 4930-00-160-9889, is classified within Federal Supply Class 4930 (Lubrication and Fuel Dispensing Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4930-00-160-9889 |
| Item Name | Ring Seal,lubricator |
| FSC / FSG | 4930 / 49 — Lubrication and Fuel Dispensing Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL STEEL AND FELT;5.984 IN. OD;5.046 IN. ID;0.531 IN. O/A THK IN |
| 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 |
|---|---|
| 501593 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4930-00-160-9889 is a Ring Seal,lubricator, classified under FSC 4930, Lubrication and Fuel Dispensing Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5325-01-550-8982. Verify interchangeability with system specifications before substitution.
Key specifications for 4930-00-160-9889: General Characteristics Item Description: MATERIAL STEEL AND FELT;5.984 IN. OD;5.046 IN. ID;0.531 IN. O/A THK 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.
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.