The Packing,preformed, cataloged under National Stock Number 5330-00-078-1843, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 5 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-078-1843 |
| Primary Part Number | 3021151 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.207 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | U |
| Peripheral Diameter | 3.145 INCHES MINIMUM AND 3.175 INCHES MAXIMUM IN |
| Center Hole Diameter | 2.624 INCHES MINIMUM AND 2.654 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 3021151 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
NSN 5330-00-078-1843 is a Packing,preformed, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-078-1843 has 1 manufacturer part number on file: 3021151 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-079-5527, 6220-01-306-8445. Verify interchangeability with system specifications before substitution.
Key specifications for 3021151: Cross-Sectional Height: 0.207 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN; Cross-Sectional Shape Style: U; Peripheral Diameter: 3.145 INCHES MINIMUM AND 3.175 INCHES MAXIMUM IN; Center Hole Diameter: 2.624 INCHES MINIMUM AND 2.654 INCHES MAXIMUM IN. 5 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.