The Seal,plain, cataloged under National Stock Number 5330-01-486-4735, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-486-4735 |
| Primary Part Number | M14-MS-R-220-Y-9 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc |
| Status | ACTIVE |
| Seal Width | 0.164 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN |
| Material Document and Classification | AISI301 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | TURCON29 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Cross-Sectional Shape Style | C-SECTION W/ SPRING RING |
| Accommodated Shaft Diameter | 1.371 INCHES MINIMUM AND 1.383 INCHES MAXIMUM IN |
| Material | STEEL COMP 301 SPRING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT |
| 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 |
|---|---|
| M14-MS-R-220-Y-9 PRIMARY | Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc (USA) |
| 973675 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 973677 | D/9 Drawing number reference only Eaton Aerospace, Llc Dba Jackson South |
| M14-MS-R-220-Y-9 | C/1 Advisory reference — outside the item-of-supply concept Trelleborg Sealing Solutions Us, Inc. |
NSN 5330-01-486-4735 is a Seal,plain, manufactured by Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-486-4735 has 2 manufacturer part numbers on file: M14-MS-R-220-Y-9 (Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc), 973675 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-486-4739. Verify interchangeability with system specifications before substitution.
Key specifications for M14-MS-R-220-Y-9: Seal Width: 0.164 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN; Material Document and Classification: AISI301 ASSN STD SINGLE MATERIAL RESPONSE SPRING; Material Document and Classification: TURCON29 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT; Cross-Sectional Shape Style: C-SECTION W/ SPRING RING. 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.