The Retainer,packing, cataloged under National Stock Number 5330-01-440-1517, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-440-1517 |
| Primary Part Number | 218016707 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Height | 0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-P-22241, TYPE 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 3.139 INCHES MINIMUM AND 3.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 3.021 INCHES MINIMUM AND 3.023 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Joint Type | SCARF-PERIPHERAL RETAINER |
| 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 |
|---|---|
| C791-5301 MPLA-A31 | Naval Sea Systems Command (USA) |
| 6406594-MPLA-A31 | Naval Sea Systems Command (USA) |
| 556-6406594-MPLA-A31 | Naval Sea Systems Command (USA) |
| 218016707 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5330-01-440-1517 is a Retainer,packing, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-440-1517 has 4 manufacturer part numbers on file: C791-5301 MPLA-A31 (Naval Sea Systems Command), 6406594-MPLA-A31 (Naval Sea Systems Command), 556-6406594-MPLA-A31 (Naval Sea Systems Command), 218016707 (Naval Sea Systems Command).
Key specifications for 218016707: Cross-Sectional Height: 0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Material Document and Classification: MIL-P-22241, TYPE 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 3.139 INCHES MINIMUM AND 3.143 INCHES MAXIMUM IN. 7 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.