The Packing,preformed, cataloged under National Stock Number 5330-01-389-8255, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-389-8255 |
| Primary Part Number | 34274-33CP |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | AISI 316 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SPECIAL |
| Flanged Body Outside Diameter | 1.159 INCHES NOMINAL IN |
| Peripheral Diameter | 1.750 INCHES NOMINAL IN |
| Center Hole Diameter | 0.983 INCHES NOMINAL IN |
| Material | STEEL COMP 316 OVERALL |
| Body Recess Depth | 0.093 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 34274-33CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 40609 PC 35CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 34274-33 | 3/1 Design control — primary reference Solventum Purification Inc. Div Filtration and Separation Division |
| 40609 PC 35 | 5/1 Secondary reference Solventum Purification Inc. Div Filtration and Separation Division |
NSN 5330-01-389-8255 is a Packing,preformed, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-389-8255 has 2 manufacturer part numbers on file: 34274-33CP (Naval Inventory Control Point Mechanicsburg), 40609 PC 35CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 34274-33CP: Criticality Code Justification: ZZZY; Material Document and Classification: AISI 316 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SPECIAL; Flanged Body Outside Diameter: 1.159 INCHES NOMINAL IN. 9 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.