The Sleeve,seal,coupler, cataloged under National Stock Number 5330-00-618-1687, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 8 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 | 5330-00-618-1687 |
| Primary Part Number | 501-350 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Raised Diameter Length | 1.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SPHERICAL INSIDE RECESSED |
| Cross-Sectional Length | 1.625 INCHES NOMINAL IN |
| Cross Section Inside Diameter | 3.500 INCHES NOMINAL IN |
| Recess Length | 0.875 INCHES NOMINAL IN |
| Recess Diameter | 3.624 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 3.906 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 501-350 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
NSN 5330-00-618-1687 is a Sleeve,seal,coupler, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-618-1687 has 1 manufacturer part number on file: 501-350 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-016-8813. Verify interchangeability with system specifications before substitution.
Key specifications for 501-350: Raised Diameter Length: 1.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPHERICAL INSIDE RECESSED; Cross-Sectional Length: 1.625 INCHES NOMINAL IN; Cross Section Inside Diameter: 3.500 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.