PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

983568O-Ring

Warn Industries Inc · NSN 5331-01-445-5285 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-445-5285 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-445-5285. Primary manufacturer part number: 983568.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.103 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE NITRILE
  • Center Hole Diameter: 0.549 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Warn Industries Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene Nitrile construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-445-5285, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Warn Industries Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Active.

Technical Specifications
ParameterValue
NSN5331-01-445-5285
Primary Part Number983568
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerWarn Industries Inc
StatusACTIVE
Cross-Sectional Height0.103 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE NITRILE
Center Hole Diameter0.549 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-078-5781900095-0118 INTERCHANGEABLE
Reactor
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5331-00-087-3767 INTERCHANGEABLE
O-Ring
5310-00-407-967915605 INTERCHANGEABLE
Nut,plain,round
Leica Inc Surveying and Photogrammetry Systems Div
5331-00-444-08492-113N552-9 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5330-00-494-2220 INTERCHANGEABLE
Gasket
5331-00-501-9820 INTERCHANGEABLE
O-Ring
5950-00-617-374515605 INTERCHANGEABLE
Transformer,audio Frequency
Freed Transformer Co
5930-00-655-1514 INTERCHANGEABLE
Switch,toggle
3030-01-043-674913605 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5331-01-111-8437 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
983568 Warn Industries Inc (USA)
15605 Warn Industries, Inc. Dba Warn Div Warn Industries (USA)
AS568-113 Sae International Dba Sae International (USA)
15605 Warn Industries Inc (USA)
AS568-113 Society of Automotive Engineers Inc (USA)
Related Parts
5950-00-078-5781INTERCHANGEABLE
REACTOR
900095-0118
5331-00-087-3767INTERCHANGEABLE
O-RING
5310-00-407-9679INTERCHANGEABLE
NUT,PLAIN,ROUND
15605
5331-00-444-0849INTERCHANGEABLE
O-RING
2-113N552-9
5330-00-494-2220INTERCHANGEABLE
GASKET
5331-00-501-9820INTERCHANGEABLE
O-RING
5950-00-617-3745INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
15605
5930-00-655-1514INTERCHANGEABLE
SWITCH,TOGGLE
3030-01-043-6749INTERCHANGEABLE
BELT,V
13605
5331-01-111-8437INTERCHANGEABLE
O-RING
5360-01-169-9093INTERCHANGEABLE
SPRING
15605
5330-01-184-6492INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5331-01-445-5285?

NSN 5331-01-445-5285 is a O-Ring, manufactured by Warn Industries Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-445-5285?

NSN 5331-01-445-5285 has 5 cross-referenced part numbers: 983568 (Warn Industries Inc), 15605 (Warn Industries, Inc. Dba Warn Div Warn Industries), AS568-113 (Sae International Dba Sae International), 15605 (Warn Industries Inc), AS568-113 (Society of Automotive Engineers Inc).

What NSN replaces 5331-01-445-5285?

There are 12 known substitutes for 5331-01-445-5285: 5950-00-078-5781, 5331-00-087-3767, 5310-00-407-9679 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 983568?

Key specifications for 983568: Cross-Sectional Height: 0.103 INCHES NOMINAL IN; Material: RUBBER BUTADIENE NITRILE; Special Features: O.D. 0.750 IN.; MATL BUNA N, 70 DUROMETER IN; Center Hole Diameter: 0.549 INCHES NOMINAL IN. 5 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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