The Seal,plain, cataloged under National Stock Number 5330-01-385-3789, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Aimtron Systems, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-385-3789 |
| Primary Part Number | 510741 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Aimtron Systems, Llc |
| Status | ACTIVE |
| Seal Width | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Housing Bore Diameter | 1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SINGLE LIP |
| Accommodated Shaft Diameter | 0.500 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT |
| Construction | ONE-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 |
|---|---|
| 510741 PRIMARY | Aimtron Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| CRW1 | 5/9 Secondary reference U.S. Government activity |
| 510741 | 5/9 Secondary reference Cardion Inc |
NSN 5330-01-385-3789 is a Seal,plain, manufactured by Aimtron Systems, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-385-3789 has 1 manufacturer part number on file: 510741 (Aimtron Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 6520-01-530-7753. Verify interchangeability with system specifications before substitution.
Key specifications for 510741: Seal Width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN; Housing Bore Diameter: 1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SINGLE LIP; Accommodated Shaft Diameter: 0.500 INCHES NOMINAL 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.