The Parts Kit,seal Replacement,mecha, cataloged under National Stock Number 5330-01-557-1990, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Tronair Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-557-1990 |
| Primary Part Number | K-1778 |
| Item Name | Parts Kit,seal Replacement,mecha |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Tronair Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| K-1778 PRIMARY | Tronair Inc (USA) |
NSN 5330-01-557-1990 is a Parts Kit,seal Replacement,mecha, manufactured by Tronair Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-557-1990 has 1 manufacturer part number on file: K-1778 (Tronair Inc).
Key specifications for K-1778: Part Name Assigned by Controlling Agency: PISTON CYLINDER REPLACEMENT PUMP KIT. 0 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.