PartsTable TECHNICAL DATA SHEET
NSN 5330-00-085-2165Government record, cited

Seal, Plain Encased5330-00-085-2165

NSN 5330-00-085-2165 · NIIN 000852165 · Part number 5393-252U
Prestolite Electric Limited · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE U0041
Government record, cited
NSN 5330-00-085-2165 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-085-2165. Manufacturer of record part number: 5393-252U.
Also searched as  5330-00-085-2165 · 5330000852165 · NIIN 000852165 · 00-085-2165 · FSC 5330 Packing and Gasket Materials · CAGE U0041 · 5393-252U · 21921
Nearby stock numbers  ·
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.250 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Housing Bore Diameter: 1.500 INCHES NOMINAL IN
  • Case Style: RECESSED
  • Accommodated Shaft Diameter: 1.125 INCHES NOMINAL IN
  • Material: STEEL CASE
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
Identification
  • NSN: 5330-00-085-2165
  • NIIN: 000852165
  • FSC: 5330 — Packing and Gasket Materials
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 5393-252U
  • Manufacturer: Prestolite Electric Limited
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-085-2165, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Prestolite Electric Limited. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-085-2165
Primary Part Number5393-252U
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — Packing and Gasket Materials
ManufacturerPrestolite Electric Limited
StatusACTIVE
Seal Width0.250 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Housing Bore Diameter1.500 INCHES NOMINAL IN
Case StyleRECESSED
Accommodated Shaft Diameter1.125 INCHES NOMINAL IN
MaterialSTEEL CASE
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
⇄ Related Items 5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5930-00-119-0142 POSSIBLE MATCH
SWITCH,SENSITIVE
Possible match (shared part number)
6625-00-513-3798 POSSIBLE MATCH
WATTMETER
Possible match (shared part number)
4730-00-825-2099MS21921-24J POSSIBLE MATCH
NUT,TUBE COUPLING
Possible match (shared part number)Sae International Dba Sae International
5998-01-073-6872 POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)
5305-01-148-191799121889 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
5393-252U PRIMARY Prestolite Electric Limited (GBR)
21921 Westerbeke Corporation (USA)
5393-252U Delphi Powertrain Systems, Llc (USA)
Reference documents
ReferenceMeaning
5393-252U 5/9 Secondary reference
Westerbeke Corporation
Related Parts
5930-00-119-0142POSSIBLE MATCH
SWITCH,SENSITIVE
6625-00-513-3798POSSIBLE MATCH
WATTMETER
4730-00-825-2099POSSIBLE MATCH
NUT,TUBE COUPLING
MS21921-24J
5998-01-073-6872POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
5305-01-148-1917POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
99121889

Frequently Asked Questions

What is NSN 5330-00-085-2165?

NSN 5330-00-085-2165 is a Seal,plain Encased, manufactured by Prestolite Electric Limited, classified under FSC 5330, Packing and Gasket Materials. Status: active.

What part numbers are listed for NSN 5330-00-085-2165?

NSN 5330-00-085-2165 has 3 manufacturer part numbers on file: 5393-252U (Prestolite Electric Limited), 21921 (Westerbeke Corporation), 5393-252U (Delphi Powertrain Systems, Llc).

What NSN replaces 5330-00-085-2165?

5 possible matches (shared part number, not a government interchangeability claim): 5930-00-119-0142, 6625-00-513-3798, 4730-00-825-2099. Verify interchangeability with system specifications before substitution.

What are the specifications of 5393-252U?

Key specifications for 5393-252U: Seal Width: 0.250 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 1.500 INCHES NOMINAL IN; Case Style: RECESSED. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5330-00-085-2165 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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