PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33S44375-1260Seal,plain Encased

Naval Ordnance Standards · NSN 5330-00-559-2713 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-559-2713 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-559-2713. Primary manufacturer part number: 33S44375-1260.
Features
  • Seal,plain Encased — FSC 5330
  • Sealing Element Style: ANGULAR
  • Seal Width: 0.312 INCHES NOMINAL IN
  • Housing Bore Diameter: 1.250 INCHES NOMINAL IN
  • Case Style: SQUARE
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 0.750 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Corrosion Resisting Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-559-2713, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ordnance Standards. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-559-2713
Primary Part Number33S44375-1260
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNaval Ordnance Standards
StatusCANCELLED
Sealing Element StyleANGULAR
Seal Width0.312 INCHES NOMINAL IN
Housing Bore Diameter1.250 INCHES NOMINAL IN
Case StyleSQUARE
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Accommodated Shaft Diameter0.750 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING CASE
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5815-00-126-8627 INTERCHANGEABLE
Rod
1560-00-328-4466101274 INTERCHANGEABLE
Duct Assembly,air Cooling
Senior Operations Llc Div Senior Aerospace Ssp
5310-00-375-091513890P11 INTERCHANGEABLE
Washer,key
Taylor Machine Works Inc
5342-00-514-2640323B-28 INTERCHANGEABLE
Mount,resilient,weapon System
Wabtec Components Llc
3460-00-603-9154BD2003R INTERCHANGEABLE
Wheel,abrasive
Silver Seal Products Co Inc
1650-00-866-819156995 INTERCHANGEABLE
Housing Subassembly
Parker Hannifin Corporation Div Hydraulic Systems Division
2920-00-979-48511948899 INTERCHANGEABLE
Drive,engine,electrical Starter
Borgwarner Pds (anderson), L.l.c.
5310-01-009-979210127-4 INTERCHANGEABLE
Washer,flat
Te Connectivity Corporation
5835-01-013-34201-101274 INTERCHANGEABLE
Splicer,magnetic Tape
Magnasync/moviola Corporation Dba Magnasync/moviola Corp
5305-01-033-675250679 INTERCHANGEABLE
Screw,adjusting Cube
L3 Technologies, Inc. Div L3 Keo
Cross-Reference Index
Part NumberManufacturer
33S44375-1260 Naval Ordnance Standards (USA)
BA55304 American Felts and Filter Co (USA)
5393A Tuthill Corporation Dba Tuthill Pump Group (USA)
281481PC50 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
BA55304 Lucent Technologies Inc Corporate Headquarters (USA)
101274 Cadillac Gage Textron Inc. (USA)
514214 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
3CF94 Tuthill Corporation Dba Tuthill Pump Group (USA)
56995 Tuthill Corporation Dba Tuthill Pump Group (USA)
50679 Federal-Mogul Corp Chassis Products Div (USA)
5330000500226 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5815-00-126-8627INTERCHANGEABLE
ROD
1560-00-328-4466INTERCHANGEABLE
DUCT ASSEMBLY,AIR COOLING
101274
5310-00-375-0915INTERCHANGEABLE
WASHER,KEY
13890P11
5342-00-514-2640INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
323B-28
3460-00-603-9154INTERCHANGEABLE
WHEEL,ABRASIVE
BD2003R
1650-00-866-8191INTERCHANGEABLE
HOUSING SUBASSEMBLY
56995
2920-00-979-4851INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
1948899
5310-01-009-9792INTERCHANGEABLE
WASHER,FLAT
10127-4
5835-01-013-3420INTERCHANGEABLE
SPLICER,MAGNETIC TAPE
1-101274
5305-01-033-6752INTERCHANGEABLE
SCREW,ADJUSTING CUBE
50679
5340-01-154-5669INTERCHANGEABLE
LOCK SET,RIM
101274
6220-01-245-6271INTERCHANGEABLE
LAMP UNIT,VEHICULAR

Frequently Asked Questions

What is NSN 5330-00-559-2713?

NSN 5330-00-559-2713 is a Seal,plain Encased, manufactured by Naval Ordnance Standards, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-559-2713?

NSN 5330-00-559-2713 has 12 cross-referenced part numbers: 33S44375-1260 (Naval Ordnance Standards), BA55304 (American Felts and Filter Co), 5393A (Tuthill Corporation Dba Tuthill Pump Group), 281481PC50 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia) and 7 more.

What NSN replaces 5330-00-559-2713?

There are 12 known substitutes for 5330-00-559-2713: 5815-00-126-8627, 1560-00-328-4466, 5310-00-375-0915 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33S44375-1260?

Key specifications for 33S44375-1260: Sealing Element Style: ANGULAR; Seal Width: 0.312 INCHES NOMINAL IN; Housing Bore Diameter: 1.250 INCHES NOMINAL IN; Case Style: SQUARE. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-559-2713 still in active supply?

NSN 5330-00-559-2713 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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