PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28775-247O-Ring

Sae International Dba Sae International · NSN 5331-00-579-7923 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-579-7923 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-579-7923. Primary manufacturer part number: MS28775-247.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 4.849 INCHES MINIMUM AND 4.925 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Center Hole Diameter: 4.594 INCHES MINIMUM AND 4.624 INCHES MAXIMUM IN
  • 45 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 5331-00-579-7923, 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 45 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
NSN5331-00-579-7923
Primary Part NumberMS28775-247
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter4.849 INCHES MINIMUM AND 4.925 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Center Hole Diameter4.594 INCHES MINIMUM AND 4.624 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-0670663 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5120-00-230-7843 INTERCHANGEABLE
Hammer,hand
5330-00-285-946128531A INTERCHANGEABLE
Seal,plain Encased
Brinkley Technology Group Llc Dba Hercules Manufacturing
5331-00-291-23758351854 INTERCHANGEABLE
O-Ring
U S Army Tank Automotive Command Amsta-Im-Mm
2920-00-293-52471H4986 INTERCHANGEABLE
Spark Plug
Caterpillar Inc Div Caterpillar Defense
3020-00-341-7886SCB77289 INTERCHANGEABLE
Sprocket,film
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1650-00-482-6685623025 INTERCHANGEABLE
Plate,nutating
Eaton Aerospace, Llc Dba Jackson South
5340-00-604-466611247 INTERCHANGEABLE
Seat,helical Compression Spring
Parker-Hannifin Corporation Dba Control Systems Division
2805-00-699-12428407707 INTERCHANGEABLE
Piston Assembly,engine
Army, United States Department of the Dba Rock Island Arsenal Jmtc
4920-00-708-30282247 INTERCHANGEABLE
Wedge,blade Positioning
Marvel Manufacturing Co Div the Marvel Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
230079137 Rosomak S.a (POL)
15809D PIECE 93 Liaaen Verft A/s (NOR)
P48026 247 Acushnet Rubber Company, Inc. Dba Precix (USA)
981014 Terex Corp (USA)
AS568-247 MIL-P-25732 Society of Automotive Engineers Inc (USA)
B568-247 Zf Industrieantriebe Witten Gmbh (DEU)
2-247 Zf Industrieantriebe Witten Gmbh (DEU)
ARP568-247MILP5 516-70DUR0 Zf Industrieantriebe Witten Gmbh (DEU)
AN6230B25 Aeronautical Standards Group Dept of Navy and Air Force (USA)
PRP247-7377 Parker Hannifin Corporation Div O-Ring Division (USA)
MS28775-247 Bae Systems Land & Armaments L.p. (USA)
AS568-247 MIL-P-25732 Sae International Dba Sae International (USA)
152094 Prince Alexander Partners Inc Div Architecture Engieering and Economic Development (USA)
AN6230-25 Zf Industrieantriebe Witten Gmbh (DEU)
AN6230-25 Aeronautical Standards Group Dept of Navy and Air Force (USA)
2-247 N304-75 Parker Hannifin Gmbh O-Ring Division (DEU)
MS28775-247 PRIMARY Sae International Dba Sae International (USA)
6230-25 Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo (USA)
1971-2500 Zf Industrieantriebe Witten Gmbh (DEU)
SR 832-75-247 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
Related Parts
3110-00-100-0670INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
663
5120-00-230-7843INTERCHANGEABLE
HAMMER,HAND
5330-00-285-9461INTERCHANGEABLE
SEAL,PLAIN ENCASED
28531A
5331-00-291-2375INTERCHANGEABLE
O-RING
8351854
2920-00-293-5247INTERCHANGEABLE
SPARK PLUG
1H4986
3020-00-341-7886INTERCHANGEABLE
SPROCKET,FILM
SCB77289
1650-00-482-6685INTERCHANGEABLE
PLATE,NUTATING
623025
5340-00-604-4666INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
11247
2805-00-699-1242INTERCHANGEABLE
PISTON ASSEMBLY,ENGINE
8407707
4920-00-708-3028INTERCHANGEABLE
WEDGE,BLADE POSITIONING
2247
6625-00-715-0843INTERCHANGEABLE
AMMETER
112-47
2530-00-736-5802INTERCHANGEABLE
COVER FRONT WHEEL
1107K63

Frequently Asked Questions

What is NSN 5331-00-579-7923?

NSN 5331-00-579-7923 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 5331-00-579-7923?

NSN 5331-00-579-7923 has 45 cross-referenced part numbers: 230079137 (Rosomak S.a), 15809D PIECE 93 (Liaaen Verft A/s), P48026 247 (Acushnet Rubber Company, Inc. Dba Precix), 981014 (Terex Corp), AS568-247 MIL-P-25732 (Society of Automotive Engineers Inc) and 40 more.

What NSN replaces 5331-00-579-7923?

There are 12 known substitutes for 5331-00-579-7923: 3110-00-100-0670, 5120-00-230-7843, 5330-00-285-9461 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28775-247?

Key specifications for MS28775-247: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 4.849 INCHES MINIMUM AND 4.925 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 4.594 INCHES MINIMUM AND 4.624 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-579-7923 still in active supply?

NSN 5331-00-579-7923 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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