PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2027-9O-Ring

Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division · NSN 5331-01-335-4853 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-335-4853 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-335-4853. Primary manufacturer part number: 2027-9.
Features
  • O-Ring — FSC 5331
  • 3 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-335-4853, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersParker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division (CAGE 57760); Lull Lift Corp Dba Omniquip Parts Worldwide (CAGE 05331); Jlg Industries, Inc. (CAGE 1YHH8)
Technical Specifications
ParameterValue
NSN5331-01-335-4853
Primary Part Number2027-9
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5915-00-053-8097 INTERCHANGEABLE
Filter,band Pass
5935-00-259-254510049259 INTERCHANGEABLE
Plug,tip
Us Army Aviation and Missile Command
2805-00-293-969920-279 INTERCHANGEABLE
Lock,valve Spring Retainer
Dresser Industries Inc Leroi Div
5935-00-557-2075 INTERCHANGEABLE
Connector,receptacle,electrical
3815-00-756-1445B11860-1 INTERCHANGEABLE
Wedge,cable
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5962-01-097-2450SCL4076 INTERCHANGEABLE
Microcircuit,digital
Stmicroelectronics Inc
4820-01-127-172106794037132 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-127-259412732001156 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
2027-9 Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division (USA)
P91931 Lull Lift Corp Dba Omniquip Parts Worldwide (USA)
P91931 Jlg Industries, Inc. (USA)
Related Parts
5915-00-053-8097INTERCHANGEABLE
FILTER,BAND PASS
5935-00-259-2545INTERCHANGEABLE
PLUG,TIP
10049259
2805-00-293-9699INTERCHANGEABLE
LOCK,VALVE SPRING RETAINER
20-279
5935-00-557-2075INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3815-00-756-1445INTERCHANGEABLE
WEDGE,CABLE
B11860-1
5962-01-097-2450INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SCL4076
4820-01-127-1721INTERCHANGEABLE
STEM,FLUID VALVE
06794037132
4820-01-127-2594INTERCHANGEABLE
SEAT,VALVE
12732001156

Frequently Asked Questions

What is NSN 5331-01-335-4853?

NSN 5331-01-335-4853 is a O-Ring, manufactured by Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-335-4853?

NSN 5331-01-335-4853 has 3 cross-referenced part numbers: 2027-9 (Parker Hannifin Corporation Dba Hydraulic Pump/motor Duv Div Hydraulic Pump Division), P91931 (Lull Lift Corp Dba Omniquip Parts Worldwide), P91931 (Jlg Industries, Inc.).

What NSN replaces 5331-01-335-4853?

There are 8 known substitutes for 5331-01-335-4853: 5915-00-053-8097, 5935-00-259-2545, 2805-00-293-9699 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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