PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26003O-Ring

Gunnebo Johnson Corporation Div Gunnebo Industries, Inc. · NSN 5331-01-303-9580 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-303-9580 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-303-9580. Primary manufacturer part number: 26003.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Gunnebo Johnson Corporation Div Gunnebo Industries, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-303-9580, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Gunnebo Johnson Corporation Div Gunnebo Industries, Inc.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersGunnebo Johnson Corporation Div Gunnebo Industries, Inc. (CAGE 99557); Federal-Mogul Corp National O Rings Div (CAGE 6Y960)
Technical Specifications
ParameterValue
NSN5331-01-303-9580
Primary Part Number26003
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGunnebo Johnson Corporation Div Gunnebo Industries, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-159-7819 INTERCHANGEABLE
Bushing,pipe
5120-00-224-744326003 INTERCHANGEABLE
Nail Set
Mayhew Steel Products Inc
5325-00-282-062410630050-5 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Us Army Aviation and Missile Command
5325-00-397-68122600-3 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
5331-00-469-40072-279 N674-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5905-01-110-2940 INTERCHANGEABLE
Resistor,fixed,film
4820-01-261-2663 INTERCHANGEABLE
Disk,valve
4720-01-266-1342 INTERCHANGEABLE
Hose Assembly,nonmetallic
5440-01-267-2108 INTERCHANGEABLE
Ladder,safety Step
5950-01-312-1858 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
26003 Gunnebo Johnson Corporation Div Gunnebo Industries, Inc. (USA)
AS568-279 Federal-Mogul Corp National O Rings Div (USA)
Related Parts
4730-00-159-7819INTERCHANGEABLE
BUSHING,PIPE
5120-00-224-7443INTERCHANGEABLE
NAIL SET
26003
5325-00-282-0624INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
10630050-5
5325-00-397-6812INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
2600-3
5331-00-469-4007INTERCHANGEABLE
O-RING
2-279 N674-70
5905-01-110-2940INTERCHANGEABLE
RESISTOR,FIXED,FILM
4820-01-261-2663INTERCHANGEABLE
DISK,VALVE
4720-01-266-1342INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5440-01-267-2108INTERCHANGEABLE
LADDER,SAFETY STEP
5950-01-312-1858INTERCHANGEABLE
COIL,RADIO FREQUENCY
4920-01-380-4744INTERCHANGEABLE
TEST STAND,HYDRAULIC SYSTEM COMP
26003
4320-01-415-6938INTERCHANGEABLE
BUTTON,RECIPROCATING PUMP
2600-3

Frequently Asked Questions

What is NSN 5331-01-303-9580?

NSN 5331-01-303-9580 is a O-Ring, manufactured by Gunnebo Johnson Corporation Div Gunnebo Industries, Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-303-9580?

NSN 5331-01-303-9580 has 2 cross-referenced part numbers: 26003 (Gunnebo Johnson Corporation Div Gunnebo Industries, Inc.), AS568-279 (Federal-Mogul Corp National O Rings Div).

What NSN replaces 5331-01-303-9580?

There are 12 known substitutes for 5331-01-303-9580: 4730-00-159-7819, 5120-00-224-7443, 5325-00-282-0624 and 9 more. Verify interchangeability with system specifications before substitution.

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