The Packing,preformed, cataloged under National Stock Number 5330-00-855-8420, 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.. Government technical data includes 5 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-855-8420 |
| Primary Part Number | 7M59-112 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.045 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | TRIANGLE |
| Peripheral Diameter | 0.715 INCHES NOMINAL IN |
| Center Hole Diameter | 0.495 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| 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 |
|---|---|
| 7M59-112 | Trelleborg Sealing Solutions Us, Inc. (USA) |
| 7M59-112 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 7M59-112 | 3/2 Design control — primary reference U.S. Government activity |
| 7M59-112 | 5/9 Secondary reference Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo |
| 7M59-112 | 5/9 Secondary reference Nestor Sales Llc Dba Aim Supply Co Div Government Sales Division |
| 7M59-112 | 5/9 Secondary reference R. L. Morrissey & Associates, Inc |
| 7M59-112 | 5/9 Secondary reference Alamo Aircraft, Ltd. |
NSN 5330-00-855-8420 is a Packing,preformed, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-855-8420 has 2 manufacturer part numbers on file: 7M59-112 (Trelleborg Sealing Solutions Us, Inc.), 7M59-112 (The Boeing Company Div Defense).
Key specifications for 7M59-112: Cross-Sectional Height: 0.045 INCHES NOMINAL IN; Cross-Sectional Shape Style: TRIANGLE; Peripheral Diameter: 0.715 INCHES NOMINAL IN; Center Hole Diameter: 0.495 INCHES NOMINAL IN. 5 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.