PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4641Seal,plain Encased

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 5330-00-911-5604 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-911-5604 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-911-5604. Primary manufacturer part number: 4641.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 0.468 INCHES NOMINAL IN
  • Seal Width: 0.250 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Case Style: SQUARE
  • Housing Bore Diameter: 1.000 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Material: STEEL CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-911-5604, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-911-5604
Primary Part Number4641
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Accommodated Shaft Diameter0.468 INCHES NOMINAL IN
Seal Width0.250 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Case StyleSQUARE
Housing Bore Diameter1.000 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
MaterialSTEEL CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5306-00-147-3741PB146-1 INTERCHANGEABLE
Bolt,shoulder
Wisconsin Motors, Llc
5930-00-306-1034 INTERCHANGEABLE
Switch,toggle
3040-00-390-148810345 INTERCHANGEABLE
Shaft,mixing Machine
Middleby Marshall Inc Conveyor Ovens and Mixers Div
5331-00-460-4674659-232-915 INTERCHANGEABLE
O-Ring
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
5950-00-462-71267190013-1 INTERCHANGEABLE
Coil,radio Frequency
Electrodynamics Inc Div L3harris Electrodynamics Inc
3020-00-523-8665SM-B-187463 INTERCHANGEABLE
Gear,spur
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-691-9149 INTERCHANGEABLE
Connector Assy,conv
5950-00-869-28484641 INTERCHANGEABLE
Transformer,radio Frequency
Lockheed Martin Corporation Div Rms
5950-00-874-41102885034 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5905-00-926-049395J4K7 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
Cross-Reference Index
Part NumberManufacturer
1941866 Naval Ship Systems Command (USA)
4641 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
56-274 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
5306-00-147-3741INTERCHANGEABLE
BOLT,SHOULDER
PB146-1
5930-00-306-1034INTERCHANGEABLE
SWITCH,TOGGLE
3040-00-390-1488INTERCHANGEABLE
SHAFT,MIXING MACHINE
10345
5331-00-460-4674INTERCHANGEABLE
O-RING
659-232-915
5950-00-462-7126INTERCHANGEABLE
COIL,RADIO FREQUENCY
7190013-1
3020-00-523-8665INTERCHANGEABLE
GEAR,SPUR
SM-B-187463
5935-00-691-9149INTERCHANGEABLE
CONNECTOR ASSY,CONV
5950-00-869-2848INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4641
5950-00-874-4110INTERCHANGEABLE
TRANSFORMER,POWER
2885034
5905-00-926-0493INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
95J4K7
5930-00-975-7921INTERCHANGEABLE
SWITCH,ELECTRICAL
4641
5985-01-104-4001INTERCHANGEABLE
ANTENNA
1351

Frequently Asked Questions

What is NSN 5330-00-911-5604?

NSN 5330-00-911-5604 is a Seal,plain Encased, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-911-5604?

NSN 5330-00-911-5604 has 3 cross-referenced part numbers: 1941866 (Naval Ship Systems Command), 4641 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 56-274 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 5330-00-911-5604?

There are 12 known substitutes for 5330-00-911-5604: 5306-00-147-3741, 5930-00-306-1034, 3040-00-390-1488 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4641?

Key specifications for 4641: Accommodated Shaft Diameter: 0.468 INCHES NOMINAL IN; Seal Width: 0.250 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Case Style: SQUARE. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com