The Packing with Retainer, cataloged under National Stock Number 5330-01-347-8286, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-347-8286 |
| Primary Part Number | 920327-346-2 |
| Item Name | Packing with Retainer |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Mid-America Aerotech, Llc |
| Status | ACTIVE |
| Packing Inside Diameter | 4.121 INCHES NOMINAL IN |
| Outside Diameter | 4.493 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | MIL-H-83282 MIL SPEC SINGLE MATERIAL RESPONSE PACKING |
| Retainer Thickness | 0.424 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RETAINER |
| Construction | TWO-PIECE |
| 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 |
|---|---|
| 920327-346-2 PRIMARY | Mid-America Aerotech, Llc (USA) |
| 7346MT-964-5708 | Greene Tweed & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 920327-346-2 | 5/9 Secondary reference Moog Inc Div Moog Inc., Space and Defense - Salt Lake City |
| 920327-346-2 | 3/9 Design control — primary reference U.S. Government activity |
| 7346MT-964-5708 | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-347-8286 is a Packing with Retainer, manufactured by Mid-America Aerotech, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-347-8286 has 2 manufacturer part numbers on file: 920327-346-2 (Mid-America Aerotech, Llc), 7346MT-964-5708 (Greene Tweed & Co Inc).
Key specifications for 920327-346-2: Packing Inside Diameter: 4.121 INCHES NOMINAL IN; Outside Diameter: 4.493 INCHES NOMINAL IN; Material Document and Classification: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE RETAINER; Material Document and Classification: MIL-H-83282 MIL SPEC SINGLE MATERIAL RESPONSE PACKING. 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.