The Retainer,spring,oil, cataloged under National Stock Number 2840-00-018-3179, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Kaydon Ring & Seal Inc Dba Skf Precision Technologies. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 2840-00-018-3179 |
| Primary Part Number | 200414-2 |
| Item Name | Retainer,spring,oil |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Kaydon Ring & Seal Inc Dba Skf Precision Technologies |
| Status | ACTIVE |
| Overall Diameter | 7.797 INCHES MINIMUM AND 7.799 INCHES MAXIMUM IN |
| Criticality Code Justification | MATT AND ADAV AND ABMK AND AGAV |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 200414-2 PRIMARY | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
NSN 2840-00-018-3179 is a Retainer,spring,oil, manufactured by Kaydon Ring & Seal Inc Dba Skf Precision Technologies, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-018-3179 has 1 manufacturer part number on file: 200414-2 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-426-8632. Verify interchangeability with system specifications before substitution.
Key specifications for 200414-2: Overall Diameter: 7.797 INCHES MINIMUM AND 7.799 INCHES MAXIMUM IN; Criticality Code Justification: MATT AND ADAV AND ABMK AND AGAV; Overall Width: 0.060 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN; End Item Identification: ACFT ENG J79. 3 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.