PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-R-83248/1-008O-Ring

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5331-01-262-4144 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-262-4144 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-262-4144. Primary manufacturer part number: MIL-R-83248/1-008.
Features
  • O-Ring — FSC 5331
  • Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Criticality Code Justification: ZZZW
  • 12 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
  • Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-262-4144, 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. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 6 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
NSN5331-01-262-4144
Primary Part NumberMIL-R-83248/1-008
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
Departure From Cited DocumentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
MaterialRUBBER FLUOROCARBON CLASS FPM
Criticality Code JustificationZZZW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-166-0967M83248/1-008 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-029-9916 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
MIL-R-83248/1-008 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS3209-008CPCP Naval Inventory Control Point Mechanicsburg (USA)
AS3209-008CP Society of Automotive Engineers Inc (USA)
S1J10021 ITEM 31CP Naval Inventory Control Point Mechanicsburg (USA)
SAE-AMS7276 Sae International Dba Sae International (USA)
1970 002 ITEM 21CP Naval Inventory Control Point Mechanicsburg (USA)
AS3209-008CP Sae International Dba Sae International (USA)
S1J10021 ITEM 31 Vacco Industries (USA)
2870-0001-41 ITEM 14 Carleton Technologies Inc Div Tampa Facility (USA)
2870-0001-41 ITEM 14CP Naval Inventory Control Point Mechanicsburg (USA)
1970 002 ITEM 21 Carleton Technologies Inc Div Tampa Facility (USA)
MIL-R-83248/1-008CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-00-166-0967INTERCHANGEABLE
O-RING
M83248/1-008
5331-01-029-9916INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-262-4144?

NSN 5331-01-262-4144 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 5331-01-262-4144?

NSN 5331-01-262-4144 has 12 cross-referenced part numbers: MIL-R-83248/1-008 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS3209-008CPCP (Naval Inventory Control Point Mechanicsburg), AS3209-008CP (Society of Automotive Engineers Inc), S1J10021 ITEM 31CP (Naval Inventory Control Point Mechanicsburg), SAE-AMS7276 (Sae International Dba Sae International) and 7 more.

What NSN replaces 5331-01-262-4144?

There are 2 known substitutes for 5331-01-262-4144: 5331-00-166-0967, 5331-01-029-9916. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-R-83248/1-008?

Key specifications for MIL-R-83248/1-008: Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Material: RUBBER FLUOROCARBON CLASS FPM; Criticality Code Justification: ZZZW. 3 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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