The Packing,preformed, cataloged under National Stock Number 5330-00-874-3471, 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 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-874-3471 |
| Primary Part Number | 342MT160A |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.411 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Material Document and Classification | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Rim Surface Width | 0.169 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SPECIAL |
| Flanged Body Outside Diameter | 3.682 INCHES MINIMUM AND 3.715 INCHES MAXIMUM IN |
| Peripheral Diameter | 3.995 INCHES MINIMUM AND 4.045 INCHES MAXIMUM IN |
| Center Hole Diameter | 3.585 INCHES MINIMUM AND 3.615 INCHES MAXIMUM 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 |
|---|---|
| 342MT160A PRIMARY | Greene Tweed & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 342MT160A | 5/9 Secondary reference Palmetto Inc |
| 87480-342 | 7/2 Vendor item drawing reference Goodrich Corporation |
| 87480-342 | 7/9 Vendor item drawing reference Goodrich Corp Dba Goodrich Corp |
| 87480-342 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
NSN 5330-00-874-3471 is a Packing,preformed, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-874-3471 has 1 manufacturer part number on file: 342MT160A (Greene Tweed & Co Inc).
Key specifications for 342MT160A: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.411 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL; Material Document and Classification: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.