The Packing,preformed, cataloged under National Stock Number 5330-01-375-4521, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-375-4521 |
| Primary Part Number | 42N1PC14 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
| Status | ACTIVE |
| Temp Rating | -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL OVERALL |
| Elongation Percentage | 125 MAXIMUM |
| Peripheral Diameter | 1.379 INCHES NOMINAL IN |
| Center Hole Diameter | 1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN |
| Material | SILICONE OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 42N1PC14 | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| 140BG5-2PC10 | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| 140BG21PC33 | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| 42N1PC14 | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| 140BG21PC3 | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| 140BG21PC33 | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| MS9068-026 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| 140BG5-2PC10 | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| 140BG21PC3 | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 115J565ITEM2 | C/1 Advisory reference — outside the item-of-supply concept Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana |
| 115J565ITEM2 | 5/9 Secondary reference Bfm Energy Products Corp |
| MS9068-026 | 4/1 Identification reference U.S. Government activity |
NSN 5330-01-375-4521 is a Packing,preformed, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-375-4521 has 9 manufacturer part numbers on file: 42N1PC14 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 140BG5-2PC10 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 140BG21PC33 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 42N1PC14 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution), 140BG21PC3 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution) and 4 more.
1 possible match (shared part number, not a government interchangeability claim): 5331-01-463-8798. Verify interchangeability with system specifications before substitution.
Key specifications for 42N1PC14: Temp Rating: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL; Elongation Percentage: 125 MAXIMUM. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.