PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11191Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-297-4520 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-297-4520 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-297-4520. Primary manufacturer part number: 11191.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 1.125 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM CASE
  • Seal Width: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
  • Housing Bore Diameter: 1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
  • Sealing Element Style: VERTICAL
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
  • Outside Diameter: 1.832 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-297-4520, 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 7 commercial cross-references from 4 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
NSN5330-00-297-4520
Primary Part Number11191
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusCANCELLED
Accommodated Shaft Diameter1.125 INCHES NOMINAL IN
Surface TreatmentCADMIUM CASE
Seal Width0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
Housing Bore Diameter1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
Sealing Element StyleVERTICAL
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
Outside Diameter1.832 INCHES NOMINAL IN
Case StyleSQUARE
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
1680-00-091-24041119-1 INTERCHANGEABLE
Bellows
Precision Metal Products, Inc
3120-00-384-8736066024 INTERCHANGEABLE
Bearing,sleeve
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4820-00-403-5641N11191 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4330-00-420-674319334 INTERCHANGEABLE
Filtering Disk,fluid
Mid-America Aerotech, Llc
4330-00-420-7557BT-839 W/G-401 INTERCHANGEABLE
Filter Element,fluid
Baldwin Filters
1680-00-691-794019334 INTERCHANGEABLE
Crank,hand Gear Box
Woodward Hrt Inc
5310-00-800-0695 INTERCHANGEABLE
Washer,lock
6105-00-813-9224035463 INTERCHANGEABLE
Motor,alternating Current
Rotron Incorporated
5950-00-864-768811191 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
4730-01-004-83461537 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Danfoss Power Solutions II, Llc
Cross-Reference Index
Part NumberManufacturer
19334 Prestolite Electric Inc (USA)
9B6227 Caterpillar Inc Div Caterpillar Defense (USA)
11191 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
12815A Hercules Engine Co Inc (USA)
187G14 Prestolite Electric Inc (USA)
9B6227 Prestolite Electric Inc (USA)
187G14 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
1680-00-091-2404INTERCHANGEABLE
BELLOWS
1119-1
3120-00-384-8736INTERCHANGEABLE
BEARING,SLEEVE
066024
4820-00-403-5641INTERCHANGEABLE
DISK,VALVE
N11191
4330-00-420-6743INTERCHANGEABLE
FILTERING DISK,FLUID
19334
4330-00-420-7557INTERCHANGEABLE
FILTER ELEMENT,FLUID
BT-839 W/G-401
1680-00-691-7940INTERCHANGEABLE
CRANK,HAND GEAR BOX
19334
5310-00-800-0695INTERCHANGEABLE
WASHER,LOCK
6105-00-813-9224INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
035463
5950-00-864-7688INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
11191
4730-01-004-8346INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
1537
5950-01-178-8247INTERCHANGEABLE
TRANSFORMER,POWER
19334
1420-01-179-8327INTERCHANGEABLE
HEATER ASSEMBLY
11191

Frequently Asked Questions

What is NSN 5330-00-297-4520?

NSN 5330-00-297-4520 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 5330-00-297-4520?

NSN 5330-00-297-4520 has 7 cross-referenced part numbers: 19334 (Prestolite Electric Inc), 9B6227 (Caterpillar Inc Div Caterpillar Defense), 11191 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 12815A (Hercules Engine Co Inc), 187G14 (Prestolite Electric Inc) and 2 more.

What NSN replaces 5330-00-297-4520?

There are 12 known substitutes for 5330-00-297-4520: 1680-00-091-2404, 3120-00-384-8736, 4820-00-403-5641 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11191?

Key specifications for 11191: Accommodated Shaft Diameter: 1.125 INCHES NOMINAL IN; Surface Treatment: CADMIUM CASE; Seal Width: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN; Housing Bore Diameter: 1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-297-4520 still in active supply?

NSN 5330-00-297-4520 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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