The Ring,wiper, cataloged under National Stock Number 5330-01-012-1960, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Minnesota Rubber Co. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-012-1960 |
| Primary Part Number | 639000A |
| Item Name | Ring,wiper |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Minnesota Rubber Co |
| Status | ACTIVE |
| FSC Application Data | LANDING GEAR,ACFT MODEL A10A |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 639000A | Minnesota Rubber Co (USA) |
| Reference | Meaning |
|---|---|
| 639000A | 3/9 Design control — primary reference Master Pneumatic-Detroit Inc |
NSN 5330-01-012-1960 is a Ring,wiper, manufactured by Minnesota Rubber Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-012-1960 has 1 manufacturer part number on file: 639000A (Minnesota Rubber Co).
Key specifications for 639000A: FSC Application Data: LANDING GEAR,ACFT MODEL A10A; Criticality Code Justification: FEAT; Special Features: THIS IS A CRITICAL SAFETY OF FLIGHT ITEM. 2 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.