The Seal Ring,metal, cataloged under National Stock Number 5330-00-320-8843, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-320-8843 |
| Primary Part Number | 185N119-3 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-B-721,CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Outside Diameter | 50.510 INCHES MINIMUM AND 50.512 INCHES MAXIMUM IN |
| Joint Style | VERTICAL JOINT |
| Radial Wall Thickness | 0.6300 INCHES MINIMUM AND 0.6310 INCHES MAXIMUM IN |
| Ring Style | EXPANDING CONCENTRIC |
| Surface Treatment | CADMIUM OVERALL |
| Material | COPPER ALLOY 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 |
|---|---|
| 185N119-3 PRIMARY | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (USA) |
| 185N119-3 | Goodyear Tire and Rubber Co the (USA) |
| Reference | Meaning |
|---|---|
| 185N119-3 | C/1 Advisory reference — outside the item-of-supply concept Kingsbury, Inc. Dba Messinger Bearings Div Messinger Bearings |
NSN 5330-00-320-8843 is a Seal Ring,metal, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-320-8843 has 2 manufacturer part numbers on file: 185N119-3 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems), 185N119-3 (Goodyear Tire and Rubber Co the).
Key specifications for 185N119-3: Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Width: 0.3630 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM IN; Material Document and Classification: QQ-B-721,CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE. 9 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.