The Retainer,seal, cataloged under National Stock Number 5330-01-720-0129, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-720-0129 |
| Item Name | Retainer,seal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Flange Thickness | 0.09 INCHES NOMINAL IN |
| Body Outside Diameter | 5.50 INCHES NOMINAL IN |
| Style Designator | FLANGED |
| Bolt Hole Diameter | 0.19 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B221 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| Aperture Diameter | 5.14 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 4.00 INCHES NOMINAL IN |
| Color | GREEN |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| 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 |
| Reference | Meaning |
|---|---|
| 9-2-9062-1 | 3/2 Design control — primary reference U.S. Government activity |
| 9-2-9062 | D/9 Drawing number reference only U.S. Government activity |
NSN 5330-01-720-0129 is a Retainer,seal, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-720-6455. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-720-0129: Flange Thickness: 0.09 INCHES NOMINAL IN; Body Outside Diameter: 5.50 INCHES NOMINAL IN; Style Designator: FLANGED; Bolt Hole Diameter: 0.19 INCHES NOMINAL IN. 11 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.