PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M83248/1-920CPO-Ring

Naval Inventory Control Point Mechanicsburg · NSN 5331-01-593-5756 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-593-5756 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-593-5756. Primary manufacturer part number: M83248/1-920CP.
Features
  • O-Ring — FSC 5331
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Criticality Code Justification: ZZZY
  • Cross-Sectional Height: 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
  • Center Hole Diameter: 1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM IN
  • 9 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-593-5756, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-593-5756
Primary Part NumberM83248/1-920CP
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
MaterialRUBBER FLUOROCARBON CLASS FPM
Criticality Code JustificationZZZY
Cross-Sectional Height0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
Center Hole Diameter1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-165-1977M83248/1-920 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-049-7373 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
M83248/1-920CP Naval Inventory Control Point Mechanicsburg (USA)
AMS7276 Society of Automotive Engineers Inc (USA)
MB-74 FIND NO. 133CP Naval Inventory Control Point Mechanicsburg (USA)
5200-029207CP Naval Inventory Control Point Mechanicsburg (USA)
M83248/1-920 Naval Inventory Control Point Mechanicsburg (USA)
AMS7276 Sae International Dba Sae International (USA)
5200-029207 Tescom Corp Dba Tescom Div Tescom (USA)
MB-74 FIND NO. 133 Tescom Corp Dba Tescom Div Tescom (USA)
AMS7276CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-00-165-1977INTERCHANGEABLE
O-RING
M83248/1-920
5331-01-049-7373INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-593-5756?

NSN 5331-01-593-5756 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-593-5756?

NSN 5331-01-593-5756 has 9 cross-referenced part numbers: M83248/1-920CP (Naval Inventory Control Point Mechanicsburg), AMS7276 (Society of Automotive Engineers Inc), MB-74 FIND NO. 133CP (Naval Inventory Control Point Mechanicsburg), 5200-029207CP (Naval Inventory Control Point Mechanicsburg), M83248/1-920 (Naval Inventory Control Point Mechanicsburg) and 4 more.

What NSN replaces 5331-01-593-5756?

There are 2 known substitutes for 5331-01-593-5756: 5331-00-165-1977, 5331-01-049-7373. Verify interchangeability with system specifications before substitution.

What are the specifications of M83248/1-920CP?

Key specifications for M83248/1-920CP: End Item Identification: DRY DECK SHELTER O2 PRESSURE REDUCING MANIFOLD (MB-74); Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.; Material: RUBBER FLUOROCARBON CLASS FPM; Criticality Code Justification: ZZZY. 6 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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