PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

540556Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-808-5248 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-808-5248 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-808-5248. Primary manufacturer part number: 540556.
Features
  • Seal,plain Encased — FSC 5330
  • Temp Rating: -67.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
  • Accommodated Shaft Maximum Rated Speed: 8000 FEET PER MINUTE FT
  • Housing Bore Diameter: 1.560 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Case Style: SQUARE
  • Sealing Element Style: ANGULAR
  • Seal Width: 0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
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 5330-00-808-5248, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Skf Usa Inc. Dba Skf Aerospace Sealing Solutions. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 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
NSN5330-00-808-5248
Primary Part Number540556
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusCANCELLED
Temp Rating-67.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
Accommodated Shaft Maximum Rated Speed8000 FEET PER MINUTE FT
Housing Bore Diameter1.560 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Case StyleSQUARE
Sealing Element StyleANGULAR
Seal Width0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
MaterialSTEEL CASE
Accommodated Shaft Diameter1.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5340-00-156-6495 INTERCHANGEABLE
Plate,mounting
4820-00-229-29911079-1 INTERCHANGEABLE
Valve,relief,pressure and Temper
Pneudraulics, Inc.
7050-00-371-1941SC-092-1 INTERCHANGEABLE
Converter,analog to Digital
Data Device Corp Dba Beta Transformer Technology
5330-00-423-490411067 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6105-00-519-08705679 INTERCHANGEABLE
Motor,direct Current
Motor Specialty Inc
6610-00-987-066411067 INTERCHANGEABLE
Wheel Assy
Aerosonic Llc
5340-01-159-853411067 INTERCHANGEABLE
Plunger,detent
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
8040-01-303-7973 INTERCHANGEABLE
Adhesive
5310-01-465-2484 INTERCHANGEABLE
Nut,plain,hexagon
5980-01-602-393811-067 INTERCHANGEABLE
Light Emitting Diode
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
540556 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
20370-1 Defense & Development Enterprises Llc (USA)
CR11067 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
20370-1 Triumph Thermal Systems - Maryland, Inc. (USA)
64314 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
156HMS14Q6 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
11067 Cr Industries Chicago Rawhide Mfg Co (USA)
64314K3 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5340-00-156-6495INTERCHANGEABLE
PLATE,MOUNTING
4820-00-229-2991INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
1079-1
7050-00-371-1941INTERCHANGEABLE
CONVERTER,ANALOG TO DIGITAL
SC-092-1
5330-00-423-4904INTERCHANGEABLE
SEAL,PLAIN ENCASED
11067
6105-00-519-0870INTERCHANGEABLE
MOTOR,DIRECT CURRENT
5679
6610-00-987-0664INTERCHANGEABLE
WHEEL ASSY
11067
5340-01-159-8534INTERCHANGEABLE
PLUNGER,DETENT
11067
8040-01-303-7973INTERCHANGEABLE
ADHESIVE
5310-01-465-2484INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5980-01-602-3938INTERCHANGEABLE
LIGHT EMITTING DIODE
11-067
5310-01-616-1473INTERCHANGEABLE
WASHER,FLAT
64314
8465-01-683-3975INTERCHANGEABLE
BAG,SPECIFIC PURPOSE,CLOTH (FABR
11067

Frequently Asked Questions

What is NSN 5330-00-808-5248?

NSN 5330-00-808-5248 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-808-5248?

NSN 5330-00-808-5248 has 8 cross-referenced part numbers: 540556 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 20370-1 (Defense & Development Enterprises Llc), CR11067 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 20370-1 (Triumph Thermal Systems - Maryland, Inc.), 64314 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products) and 3 more.

What NSN replaces 5330-00-808-5248?

There are 12 known substitutes for 5330-00-808-5248: 5340-00-156-6495, 4820-00-229-2991, 7050-00-371-1941 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 540556?

Key specifications for 540556: Temp Rating: -67.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF; Accommodated Shaft Maximum Rated Speed: 8000 FEET PER MINUTE FT; Housing Bore Diameter: 1.560 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC SEALING ELEMENT. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-808-5248 still in active supply?

NSN 5330-00-808-5248 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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