PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10840O-Ring

Climax Portable Machine Tools, Inc · NSN 5331-01-503-7484 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-503-7484 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-503-7484. Primary manufacturer part number: 10840.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.062 INCHES NOMINAL IN
  • Center Hole Diameter: 0.500 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 1 verified cross-reference
  • Primary manufacturer: Climax Portable Machine Tools, Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-503-7484, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Climax Portable Machine Tools, Inc. Government technical data includes 4 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-503-7484
Primary Part Number10840
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerClimax Portable Machine Tools, Inc
StatusACTIVE
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.062 INCHES NOMINAL IN
Center Hole Diameter0.500 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4320-00-086-2148 INTERCHANGEABLE
Ring,wearing
5950-00-824-019710840 INTERCHANGEABLE
Transformer,power
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5310-00-883-9487F22NM60 INTERCHANGEABLE
Nut,self-Locking,hexagon
Esna, Llc
5935-00-899-9066819T1800SN INTERCHANGEABLE
Connector,plug,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5325-01-103-246810840 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Astronautics Corporation of America
3040-01-197-8879 INTERCHANGEABLE
Housing,spring
3040-01-460-001910840 INTERCHANGEABLE
Collar,shaft
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
10840 PRIMARY Climax Portable Machine Tools, Inc (USA)
Related Parts
4320-00-086-2148INTERCHANGEABLE
RING,WEARING
5950-00-824-0197INTERCHANGEABLE
TRANSFORMER,POWER
10840
5310-00-883-9487INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
F22NM60
5935-00-899-9066INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
819T1800SN
5325-01-103-2468INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
10840
3040-01-197-8879INTERCHANGEABLE
HOUSING,SPRING
3040-01-460-0019INTERCHANGEABLE
COLLAR,SHAFT
10840

Frequently Asked Questions

What is NSN 5331-01-503-7484?

NSN 5331-01-503-7484 is a O-Ring, manufactured by Climax Portable Machine Tools, Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-503-7484?

NSN 5331-01-503-7484 has 1 cross-referenced part number: 10840 (Climax Portable Machine Tools, Inc).

What NSN replaces 5331-01-503-7484?

There are 7 known substitutes for 5331-01-503-7484: 4320-00-086-2148, 5950-00-824-0197, 5310-00-883-9487 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10840?

Key specifications for 10840: Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Center Hole Diameter: 0.500 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 4 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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