The Ring,wiper, cataloged under National Stock Number 5330-01-383-7434, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Midwest Fiberglas Fabricators, Incorporated. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-383-7434 |
| Primary Part Number | 3-56891-1 |
| Item Name | Ring,wiper |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Midwest Fiberglas Fabricators, Incorporated |
| Status | ACTIVE |
| Material Document and Classification | UNABLE TO DECODE |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Material | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 3-56891-1 | Midwest Fiberglas Fabricators, Incorporated (USA) |
| 3-56891-1 | Us Felt Company Inc (USA) |
| 3-56891-1 | Gaskets Orings Rubber Inc (USA) |
| 3-56891-1 | Basic Rubber and Plastics Co. (USA) |
| 3-56891-1 | Kampi Components Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 3-56891-1 | 3/9 Design control — primary reference U.S. Government activity |
| 3-56891-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-383-7434 is a Ring,wiper, manufactured by Midwest Fiberglas Fabricators, Incorporated, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-383-7434 has 5 manufacturer part numbers on file: 3-56891-1 (Midwest Fiberglas Fabricators, Incorporated), 3-56891-1 (Us Felt Company Inc), 3-56891-1 (Gaskets Orings Rubber Inc), 3-56891-1 (Basic Rubber and Plastics Co.), 3-56891-1 (Kampi Components Co Inc).
Key specifications for 3-56891-1: Material Document and Classification: UNABLE TO DECODE; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Special Features: 1.48 OD,0.358 WDTH,1.25 ID; End Item Identification: FOLLOW-UP NUT STABILIZER TRIM MECHANISM,B-52H ACFT,NHA P/N 5-40341. 3 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.