The Retainer,packing, cataloged under National Stock Number 5330-01-072-2200, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Seal Dynamics Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-072-2200 |
| Primary Part Number | M8791/1-128 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Seal Dynamics Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Cut Type | DIAGONAL OVERALL |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Peripheral Diameter | 1.627 INCHES MINIMUM IN |
| Center Hole Diameter | 1.521 INCHES MINIMUM AND 1.523 INCHES MAXIMUM IN |
| Material | PLASTIC TETRAFLUOROETHYLENE OVERALL |
| Joint Type | SCARF-PERIPHERAL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| M8791/1-128 | Seal Dynamics Llc (USA) |
| 1014595 | Tld Ace Corp Div Tld Ace (USA) |
| Reference | Meaning |
|---|---|
| PL2850-0020 FIND64CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MS28774-128 | 5/9 Secondary reference U.S. Government activity |
| MS28774-128CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MS28774 | 4/1 Identification reference U.S. Government activity |
| 910751 | 5/1 Secondary reference U.S. Government activity |
| 910751CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| V3D10118 ITEM 33 | 5/1 Secondary reference U.S. Government activity |
| MS28774-128CP | 2/2 Government specification standardization U.S. Government activity |
| SAE-AS8791 | 5/1 Secondary reference Sae International Dba Sae International |
| PL2850-0020 FIND64 | 5/1 Secondary reference Carleton Technologies Inc Div Tampa Facility |
| V3D10118 ITEM 33CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 5330-01-072-2200 is a Retainer,packing, manufactured by Seal Dynamics Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-072-2200 has 2 manufacturer part numbers on file: M8791/1-128 (Seal Dynamics Llc), 1014595 (Tld Ace Corp Div Tld Ace).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-381-4006. Verify interchangeability with system specifications before substitution.
Key specifications for M8791/1-128: Cross-Sectional Height: 0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Criticality Code Justification: ZZZW; Material Document and Classification: SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SQUARE/RECTANGULAR. 10 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.