PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1KP786O-Ring

Oshkosh Defense Llc · NSN 5331-01-284-9353 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-284-9353 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-284-9353. Primary manufacturer part number: 1KP786.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 0.073 INCHES MINIMUM IN
  • Peripheral Diameter: 0.873 INCHES MINIMUM IN
  • 11 verified cross-references
  • Primary manufacturer: Oshkosh Defense Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-284-9353, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-284-9353
Primary Part Number1KP786
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerOshkosh Defense Llc
StatusACTIVE
Outside Diameter0.073 INCHES MINIMUM IN
Peripheral Diameter0.873 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5331-01-015-3371AS568-020 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-021-1906 INTERCHANGEABLE
O-Ring
5331-01-098-3171 INTERCHANGEABLE
O-Ring
5331-01-666-0760 INTERCHANGEABLE
O-Ring
5331-01-666-7455 INTERCHANGEABLE
O-Ring
5331-01-669-9789 INTERCHANGEABLE
O-Ring
5331-01-674-4410 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
1KP786 Oshkosh Defense Llc (USA)
1KP786 Oshkosh Corp (USA)
D2000 M3CH915B34EO16EO36 Sae International Dba Sae International (USA)
409406 Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division (USA)
AS568-020 Society of Automotive Engineers Inc (USA)
409406 Zf Industrieantriebe Witten Gmbh (DEU)
AS568C-020 Society of Automotive Engineers Inc (USA)
AS568-020 Sae International Dba Sae International (USA)
D2000 M3CH915B34EO16EO36 Society of Automotive Engineers Inc (USA)
AS568A-020-90BN Apple Rubber Products, Inc. Dba Apple Rubber Products Inc (USA)
2-020N552-90 Parker-Hannifin Corp Div O-Ring Division (USA)
Related Parts
5331-01-015-3371INTERCHANGEABLE
O-RING
AS568-020
5331-01-021-1906INTERCHANGEABLE
O-RING
5331-01-098-3171INTERCHANGEABLE
O-RING
5331-01-666-0760INTERCHANGEABLE
O-RING
5331-01-666-7455INTERCHANGEABLE
O-RING
5331-01-669-9789INTERCHANGEABLE
O-RING
5331-01-674-4410INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-284-9353?

NSN 5331-01-284-9353 is a O-Ring, manufactured by Oshkosh Defense Llc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-284-9353?

NSN 5331-01-284-9353 has 11 cross-referenced part numbers: 1KP786 (Oshkosh Defense Llc), 1KP786 (Oshkosh Corp), D2000 M3CH915B34EO16EO36 (Sae International Dba Sae International), 409406 (Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division), AS568-020 (Society of Automotive Engineers Inc) and 6 more.

What NSN replaces 5331-01-284-9353?

There are 7 known substitutes for 5331-01-284-9353: 5331-01-015-3371, 5331-01-021-1906, 5331-01-098-3171 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1KP786?

Key specifications for 1KP786: Outside Diameter: 0.073 INCHES MINIMUM IN; Peripheral Diameter: 0.873 INCHES MINIMUM IN. 2 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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