PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H2578PC17Seal,plain Encased

Siemens Energy, Inc. · NSN 5330-01-608-8077 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-608-8077 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-608-8077. Primary manufacturer part number: H2578PC17.
Features
  • Seal,plain Encased — FSC 5330
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTRMANUFACTURING AND TESTING SPECIFICATIONS
  • 2 verified cross-references
  • Primary manufacturer: Siemens Energy, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-608-8077, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Siemens Energy, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-608-8077
Primary Part NumberH2578PC17
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSiemens Energy, Inc.
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTRMANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5995-00-589-2116350414 INTERCHANGEABLE
Cord Assembly,electrical
Lockheed Martin Corp
5330-00-882-369266242 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5342-01-146-340335041-4 INTERCHANGEABLE
Hinge,handle,right Hand
Rockwell Collins, Inc. Dba Rc Displays Systems
6105-01-184-30633504-14 INTERCHANGEABLE
Motor,alternating Current
Ward Leonard Ct Llc
Cross-Reference Index
Part NumberManufacturer
H2578PC17 Siemens Energy, Inc. (USA)
350414 The Timken Corporation (USA)
Related Parts
5995-00-589-2116INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
350414
5330-00-882-3692INTERCHANGEABLE
SEAL,PLAIN ENCASED
66242
5342-01-146-3403INTERCHANGEABLE
HINGE,HANDLE,RIGHT HAND
35041-4
6105-01-184-3063INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
3504-14

Frequently Asked Questions

What is NSN 5330-01-608-8077?

NSN 5330-01-608-8077 is a Seal,plain Encased, manufactured by Siemens Energy, Inc., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-608-8077?

NSN 5330-01-608-8077 has 2 cross-referenced part numbers: H2578PC17 (Siemens Energy, Inc.), 350414 (The Timken Corporation).

What NSN replaces 5330-01-608-8077?

There are 4 known substitutes for 5330-01-608-8077: 5995-00-589-2116, 5330-00-882-3692, 5342-01-146-3403 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H2578PC17?

Key specifications for H2578PC17: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTRMANUFACTURING AND TESTING SPECIFICATIONS. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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