PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N8358-35Seal,plain Encased

Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division · NSN 5330-00-154-8395 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-154-8395 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-154-8395. Primary manufacturer part number: N8358-35.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 4.125 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Material: LEATHER SEALING ELEMENT
  • Sealing Element Style: ANGULAR
  • Material: STEEL CASE
  • Case Style: SQUARE
  • Seal Width: 0.562 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-154-8395, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-154-8395
Primary Part NumberN8358-35
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerControl Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division
StatusACTIVE
Accommodated Shaft Diameter4.125 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
MaterialLEATHER SEALING ELEMENT
Sealing Element StyleANGULAR
MaterialSTEEL CASE
Case StyleSQUARE
Seal Width0.562 INCHES NOMINAL IN
Housing Bore Diameter5.501 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-112-8869 INTERCHANGEABLE
Coil,radio Frequency
3455-00-455-9096B-12 INTERCHANGEABLE
Cutter,milling,end
Pohl Tool Co
5133-00-838-5368 INTERCHANGEABLE
Drill,twist
5133-00-988-5711 INTERCHANGEABLE
Drill,twist
5330-01-486-4532NB25025E-0200-8 INTERCHANGEABLE
Retainer,packing
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
N8358-35 Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division (USA)
N8358-35 Control Flow, Inc. Dba Control Flow Inc (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
55038 Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division (USA)
A76394 Sasco Inc Canadian Div
55038 Control Flow, Inc. Dba Control Flow Inc (USA)
55038 Federal-Mogul Corp Chassis Products Div (USA)
Related Parts
5950-00-112-8869INTERCHANGEABLE
COIL,RADIO FREQUENCY
3455-00-455-9096INTERCHANGEABLE
CUTTER,MILLING,END
B-12
5133-00-838-5368INTERCHANGEABLE
DRILL,TWIST
5133-00-988-5711INTERCHANGEABLE
DRILL,TWIST
5330-01-486-4532INTERCHANGEABLE
RETAINER,PACKING
NB25025E-0200-8

Frequently Asked Questions

What is NSN 5330-00-154-8395?

NSN 5330-00-154-8395 is a Seal,plain Encased, manufactured by Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-154-8395?

NSN 5330-00-154-8395 has 7 cross-referenced part numbers: N8358-35 (Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division), N8358-35 (Control Flow, Inc. Dba Control Flow Inc), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 55038 (Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division), A76394 (Sasco Inc Canadian Div) and 2 more.

What NSN replaces 5330-00-154-8395?

There are 5 known substitutes for 5330-00-154-8395: 5950-00-112-8869, 3455-00-455-9096, 5133-00-838-5368 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N8358-35?

Key specifications for N8358-35: Accommodated Shaft Diameter: 4.125 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Material: LEATHER SEALING ELEMENT; Sealing Element Style: ANGULAR. 8 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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