PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M83248/1-026O-Ring

Sae International Dba Sae International · NSN 5331-00-166-1025 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-166-1025 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-166-1025. Primary manufacturer part number: M83248/1-026.
Features
  • O-Ring — FSC 5331
  • Temp Rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 1.228 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Outside Diameter: 1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN
  • Elongation Percentage: 125 MAXIMUM
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
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 5331-00-166-1025, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 28 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-166-1025
Primary Part NumberM83248/1-026
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Temp Rating-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Center Hole Diameter1.228 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Outside Diameter1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN
Elongation Percentage125 MAXIMUM
MaterialRUBBER FLUOROCARBON CLASS FPM
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5331-00-003-9157MS29513-026 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
1420-00-073-9307HXUD000016 INTERCHANGEABLE
Boot,actuator,stage One
Trelleborg Sealing Solutions Us, Inc.
3110-00-100-0339772 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5331-00-103-1506AS3209-145 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-103-1747AS3209-114 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5330-00-111-3718 INTERCHANGEABLE
Packing,preformed
1650-00-162-6254 INTERCHANGEABLE
Cylinder Assembly,actuating,line
5331-00-165-1955AS3209-237 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-166-1011AS3209-022 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-167-51112-122V0747-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
AS3209-026 Tecno Trade S.r.l. (ITA)
AS3209 Sae International Dba Sae International (USA)
B-631-12505-41 B.w. Elliott Manufacturing Co., Llc (USA)
5331PL0162977 Jednolity Indeks Materialowy - Uniform Material Index (POL)
A320112-8 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
AS3209-026 Sae International Dba Sae International (USA)
M83248/1-026 Society of Automotive Engineers Inc (USA)
J221P1002 General Electric Company (USA)
MS9388-026 Zf Industrieantriebe Witten Gmbh (DEU)
159460026 Elac Sonar Gmbh (DEU)
J221P026 General Electric Company (USA)
34665-26 Rtx Corporation Div Pratt & Whitney (USA)
NAS1594-026 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
5331PL2215751 Jednolity Indeks Materialowy - Uniform Material Index (POL)
ST1000-026 Lord Corporation Dba Lord Corp (USA)
22105 ITEM 21 B.w. Elliott Manufacturing Co., Llc (USA)
2-026V1164-75 Parker-Hannifin Corp Div O-Ring Division (USA)
M83248/1-026 Leonardo Spa Helicopters Division - Production Site (ITA)
2-026V1226-75 Parker-Hannifin Corp Div O-Ring Division (USA)
30115 Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA)
Related Parts
5331-00-003-9157INTERCHANGEABLE
O-RING
MS29513-026
1420-00-073-9307INTERCHANGEABLE
BOOT,ACTUATOR,STAGE ONE
HXUD000016
3110-00-100-0339INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
772
5331-00-103-1506INTERCHANGEABLE
O-RING
AS3209-145
5331-00-103-1747INTERCHANGEABLE
O-RING
AS3209-114
5330-00-111-3718INTERCHANGEABLE
PACKING,PREFORMED
1650-00-162-6254INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5331-00-165-1955INTERCHANGEABLE
O-RING
AS3209-237
5331-00-166-1011INTERCHANGEABLE
O-RING
AS3209-022
5331-00-167-5111INTERCHANGEABLE
O-RING
2-122V0747-75
5331-00-167-5135INTERCHANGEABLE
O-RING
AS3209-149
5331-00-167-5165INTERCHANGEABLE
O-RING
J221P901

Frequently Asked Questions

What is NSN 5331-00-166-1025?

NSN 5331-00-166-1025 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-166-1025?

NSN 5331-00-166-1025 has 50 cross-referenced part numbers: AS3209-026 (Tecno Trade S.r.l.), AS3209 (Sae International Dba Sae International), B-631-12505-41 (B.w. Elliott Manufacturing Co., Llc), 5331PL0162977 (Jednolity Indeks Materialowy - Uniform Material Index), A320112-8 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl) and 45 more.

What NSN replaces 5331-00-166-1025?

There are 12 known substitutes for 5331-00-166-1025: 5331-00-003-9157, 1420-00-073-9307, 3110-00-100-0339 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M83248/1-026?

Key specifications for M83248/1-026: Temp Rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Center Hole Diameter: 1.228 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Outside Diameter: 1.362 INCHES MINIMUM AND 1.396 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-166-1025 still in active supply?

NSN 5331-00-166-1025 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com