The Packing,preformed, cataloged under National Stock Number 5330-00-409-4686, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-409-4686 |
| Primary Part Number | 745A2MT987 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.569 INCHES NOMINAL IN |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL OVERALL |
| Material Document and Classification | COMPOUND 987 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | D |
| Peripheral Diameter | 11.915 INCHES NOMINAL IN |
| Center Hole Diameter | 11.365 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR 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 |
|---|---|
| 745A2MT987 PRIMARY | Greene Tweed & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 745A2MT987 | 5/9 Secondary reference Palmetto Inc |
NSN 5330-00-409-4686 is a Packing,preformed, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-409-4686 has 1 manufacturer part number on file: 745A2MT987 (Greene Tweed & Co Inc).
Key specifications for 745A2MT987: Cross-Sectional Height: 0.569 INCHES NOMINAL IN; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL OVERALL; Material Document and Classification: COMPOUND 987 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: D. 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.