PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS29512-03O-Ring

Sae International Dba Sae International · NSN 5331-00-263-8011 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-263-8011 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-263-8011. Primary manufacturer part number: MS29512-03.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 0.166 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
  • 48 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
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 5331-00-263-8011, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 48 commercial cross-references from 25 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
NSN5331-00-263-8011
Primary Part NumberMS29512-03
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Outside Diameter0.166 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
Cross-Sectional Height0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5331-00-166-5986 INTERCHANGEABLE
O-Ring
5331-00-248-3832MS29513-007 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-248-3839MS29513-111 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-250-0230MS29513-22 INTERCHANGEABLE
O-Ring
Honeywell International Inc. Div Aerospace - Torrance
5331-00-260-9338A0-770-5 INTERCHANGEABLE
O-Ring
Lydall Inc Elastomer Products Group
5331-00-263-8007MS29513-268 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-274-7857MS29513-038 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-337-8593MS29513-121 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-579-1021MS29513-123 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-841-236611-030MILP5315 INTERCHANGEABLE
O-Ring
Snap-Tite Inc Dba Snap Tite Solenoid Valve Div
Cross-Reference Index
Part NumberManufacturer
GHN10094-3 Lockheed Martin Corp (USA)
AS568-903 MIL-P-5315 Society of Automotive Engineers Inc (USA)
1793-03 Parker-Hannifin Corporation Div O-Ring Division (USA)
10V60-141-03 Houghton International Inc. (USA)
RT253-65-003 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
AMS-P-5315A Leonardo Uk Ltd (GBR)
MS29512-03 Leonardo Spa Helicopters Division - Production Site (ITA)
3-903N602-70 Parker-Hannifin Corp Div O-Ring Division (USA)
SR-822A-60-003 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
5331PL0166660 Jednolity Indeks Materialowy - Uniform Material Index (POL)
60-P-31-04 West American Rubber Co Extrude Products Div (USA)
7866-03 Parker Hannifin Corporation Div O-Ring Division (USA)
MS29512-03 Dbr Industries, Inc. Dba Dbr Industries Inc (USA)
PRP903-7866 Parker Hannifin Corporation Div O-Ring Division (USA)
RT253-65-03 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
MS29512-3 Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited (GBR)
MS29512-03 Society of Automotive Engineers Inc (USA)
AMS-P-5315A Society of Automotive Engineers Inc (USA)
C-690-03 Federal-Mogul Corp Government Sales Dept (USA)
SAE-AS29512 Sae International Dba Sae International (USA)
Related Parts
5331-00-166-5986INTERCHANGEABLE
O-RING
5331-00-248-3832INTERCHANGEABLE
O-RING
MS29513-007
5331-00-248-3839INTERCHANGEABLE
O-RING
MS29513-111
5331-00-250-0230INTERCHANGEABLE
O-RING
MS29513-22
5331-00-260-9338INTERCHANGEABLE
O-RING
A0-770-5
5331-00-263-8007INTERCHANGEABLE
O-RING
MS29513-268
5331-00-274-7857INTERCHANGEABLE
O-RING
MS29513-038
5331-00-337-8593INTERCHANGEABLE
O-RING
MS29513-121
5331-00-579-1021INTERCHANGEABLE
O-RING
MS29513-123
5331-00-841-2366INTERCHANGEABLE
O-RING
11-030MILP5315
5305-00-946-2397INTERCHANGEABLE
SCREW
179303
5331-00-951-3150INTERCHANGEABLE
O-RING
81343AS29513-026

Frequently Asked Questions

What is NSN 5331-00-263-8011?

NSN 5331-00-263-8011 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 5331-00-263-8011?

NSN 5331-00-263-8011 has 48 cross-referenced part numbers: GHN10094-3 (Lockheed Martin Corp), AS568-903 MIL-P-5315 (Society of Automotive Engineers Inc), 1793-03 (Parker-Hannifin Corporation Div O-Ring Division), 10V60-141-03 (Houghton International Inc.), RT253-65-003 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp) and 43 more.

What NSN replaces 5331-00-263-8011?

There are 12 known substitutes for 5331-00-263-8011: 5331-00-166-5986, 5331-00-248-3832, 5331-00-248-3839 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS29512-03?

Key specifications for MS29512-03: Outside Diameter: 0.166 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN; Cross-Sectional Height: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-263-8011 still in active supply?

NSN 5331-00-263-8011 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.
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