The Seal Ring,metal, cataloged under National Stock Number 5330-00-803-5218, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Numet Acquisition Aerocision, Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-803-5218 |
| Primary Part Number | 8002 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Numet Acquisition Aerocision, Inc. |
| Status | ACTIVE |
| Material Document and Classification | AMS7310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Outside Diameter | 10.771 INCHES NOMINAL IN |
| Joint Style | INTERLOCKING JOINT |
| Radial Wall Thickness | 0.0850 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN |
| Ring Style | EXPANDING CONCENTRIC |
| Material | IRON OVERALL |
| Metallic Hardness Rating | 97.0 MINIMUM ROCKWELL B AND 104.0 MAXIMUM ROCKWELL B |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8002 PRIMARY | Numet Acquisition Aerocision, Inc. (USA) |
| 1-030-035-03 | Ozark Aeroworks Llc (USA) |
| 1-030-035-05 | Ozark Aeroworks Llc (USA) |
| R30725 PRIMARY | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| Reference | Meaning |
|---|---|
| 1-030-035-03 | 5/9 Secondary reference U.S. Government activity |
| 1-030-035-05 | 5/9 Secondary reference U.S. Government activity |
| 1-030-035-07 | 1/2 Source control — Government-approved source U.S. Government activity |
| 901184 | 5/9 Secondary reference Muskegon Piston Ring Co Muskegon Products Div |
NSN 5330-00-803-5218 is a Seal Ring,metal, manufactured by Numet Acquisition Aerocision, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-803-5218 has 4 manufacturer part numbers on file: 8002 (Numet Acquisition Aerocision, Inc.), 1-030-035-03 (Ozark Aeroworks Llc), 1-030-035-05 (Ozark Aeroworks Llc), R30725 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies).
4 possible matches (shared part number, not a government interchangeability claim): 5330-00-900-2525, 5305-01-254-9041, 7690-01-446-8732. Verify interchangeability with system specifications before substitution.
Key specifications for 8002: Overall Width: 0.1495 INCHES MINIMUM AND 0.1510 INCHES MAXIMUM IN; Material Document and Classification: AMS7310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Outside Diameter: 10.771 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.
NSN 5330-00-803-5218 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.