PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12581Seal,plain Encased

Dana Commercial Vehicle Products, Llc · NSN 5330-01-013-7578 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-013-7578 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-013-7578. Primary manufacturer part number: 12581.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 2.062 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Case Style: SQUARE
  • Material: STEEL CASE
  • Seal Width: 0.296 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN
  • Housing Bore Diameter: 2.563 INCHES MINIMUM AND 2.567 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-013-7578, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dana Commercial Vehicle Products, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-013-7578
Primary Part Number12581
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDana Commercial Vehicle Products, Llc
StatusACTIVE
Accommodated Shaft Diameter2.062 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Case StyleSQUARE
MaterialSTEEL CASE
Seal Width0.296 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN
Housing Bore Diameter2.563 INCHES MINIMUM AND 2.567 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
1560-00-122-922512581 INTERCHANGEABLE
Fitting,spar Jury S
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
6515-00-137-63456345 INTERCHANGEABLE
Plug,ear
Access: Supports for Living Inc. Dba Access Supports for Living Inc
5133-00-227-5988 INTERCHANGEABLE
Drill,twist
6615-00-508-302015713-1A1 INTERCHANGEABLE
Controller,flight,automatic Pilo
Honeywell Intl Inc Defense Avionics Systems
6220-00-758-818312581 INTERCHANGEABLE
Base Reflector,light
Grimes Aerospace Company
5970-00-840-27711258-1 INTERCHANGEABLE
Insulation Sleeving,electrical
Systems Protection Group Us Llc
3455-01-330-075012581 INTERCHANGEABLE
Cutter,milling,angle
Niagara Cutter Inc
1377-01-346-22151258-1 INTERCHANGEABLE
Initiator,cartridge Actuated
Rockwell Collins Inc
4330-01-369-866312581 INTERCHANGEABLE
Filter Element,fluid
Gelman Sciences Inc
1005-01-645-342412581 INTERCHANGEABLE
Carrier,bolt
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
12581 PRIMARY Dana Commercial Vehicle Products, Llc (USA)
Related Parts
1560-00-122-9225INTERCHANGEABLE
FITTING,SPAR JURY S
12581
6515-00-137-6345INTERCHANGEABLE
PLUG,EAR
6345
5133-00-227-5988INTERCHANGEABLE
DRILL,TWIST
6615-00-508-3020INTERCHANGEABLE
CONTROLLER,FLIGHT,AUTOMATIC PILO
15713-1A1
6220-00-758-8183INTERCHANGEABLE
BASE REFLECTOR,LIGHT
12581
5970-00-840-2771INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
1258-1
3455-01-330-0750INTERCHANGEABLE
CUTTER,MILLING,ANGLE
12581
1377-01-346-2215INTERCHANGEABLE
INITIATOR,CARTRIDGE ACTUATED
1258-1
4330-01-369-8663INTERCHANGEABLE
FILTER ELEMENT,FLUID
12581
1005-01-645-3424INTERCHANGEABLE
CARRIER,BOLT
12581

Frequently Asked Questions

What is NSN 5330-01-013-7578?

NSN 5330-01-013-7578 is a Seal,plain Encased, manufactured by Dana Commercial Vehicle Products, Llc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-013-7578?

NSN 5330-01-013-7578 has 1 cross-referenced part number: 12581 (Dana Commercial Vehicle Products, Llc).

What NSN replaces 5330-01-013-7578?

There are 10 known substitutes for 5330-01-013-7578: 1560-00-122-9225, 6515-00-137-6345, 5133-00-227-5988 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12581?

Key specifications for 12581: Accommodated Shaft Diameter: 2.062 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Case Style: SQUARE; Material: STEEL CASE. 7 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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