PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M83248/1-910O-Ring

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5331-01-495-0373 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-495-0373 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-495-0373. Primary manufacturer part number: M83248/1-910.
Features
  • O-Ring — FSC 5331
  • 6 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-495-0373, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Naval Inventory Control Point Mechanicsburg (CAGE 03950); Rix Industries (CAGE 28953)
Technical Specifications
ParameterValue
NSN5331-01-495-0373
Primary Part NumberM83248/1-910
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5331-00-020-00676V-4589 INTERCHANGEABLE
O-Ring
Caterpillar Inc Div Caterpillar Defense
5331-01-418-0324 INTERCHANGEABLE
O-Ring
5331-01-470-1506AS3208-10 INTERCHANGEABLE
Packing,preformed,a
Rolls Royce Corp
5331-01-514-9115M83248/1-910 INTERCHANGEABLE
O-Ring
Bell Textron Inc
Cross-Reference Index
Part NumberManufacturer
M83248/1-910 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
XM123-910-5CP Naval Inventory Control Point Mechanicsburg (USA)
B8743 REV I Rix Industries (USA)
B8743 REV ICP Naval Inventory Control Point Mechanicsburg (USA)
M83248/1-910CP Naval Inventory Control Point Mechanicsburg (USA)
XM123-910-5 Rix Industries (USA)
Related Parts
5331-00-020-0067INTERCHANGEABLE
O-RING
6V-4589
5331-01-418-0324INTERCHANGEABLE
O-RING
5331-01-470-1506INTERCHANGEABLE
PACKING,PREFORMED,A
AS3208-10
5331-01-514-9115INTERCHANGEABLE
O-RING
M83248/1-910

Frequently Asked Questions

What is NSN 5331-01-495-0373?

NSN 5331-01-495-0373 is a O-Ring, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-495-0373?

NSN 5331-01-495-0373 has 6 cross-referenced part numbers: M83248/1-910 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), XM123-910-5CP (Naval Inventory Control Point Mechanicsburg), B8743 REV I (Rix Industries), B8743 REV ICP (Naval Inventory Control Point Mechanicsburg), M83248/1-910CP (Naval Inventory Control Point Mechanicsburg) and 1 more.

What NSN replaces 5331-01-495-0373?

There are 4 known substitutes for 5331-01-495-0373: 5331-00-020-0067, 5331-01-418-0324, 5331-01-470-1506 and 1 more. Verify interchangeability with system specifications before substitution.

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