PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28775-215O-Ring

Sae International Dba Sae International · NSN 5331-00-579-7911 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-579-7911 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-579-7911. Primary manufacturer part number: MS28775-215.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 1.306 INCHES MINIMUM AND 1.342 INCHES MAXIMUM IN
  • 50 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 5331-00-579-7911, 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 50 commercial cross-references from 32 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-579-7911
Primary Part NumberMS28775-215
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Center Hole Diameter1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter1.306 INCHES MINIMUM AND 1.342 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5331-00-063-0919 INTERCHANGEABLE
O-Ring
5330-00-291-330716378 INTERCHANGEABLE
Packing,preformed
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
5330-00-434-6220 INTERCHANGEABLE
Packing,preformed
2990-00-700-05347000534 INTERCHANGEABLE
Pipe
U S Army Tank Automotive Command Amsta-Im-Mm
5331-01-179-4429 INTERCHANGEABLE
O-Ring
5330-01-361-6178 INTERCHANGEABLE
Packing,preformed
5331-01-411-607952561A215 INTERCHANGEABLE
O-Ring
Dover Resources, Inc. Div Norriseal
5310-01-495-2691622720 INTERCHANGEABLE
Washer,cannister Hold-Down
Eaton Aerospace, Llc Dba Jackson South
6515-01-590-7616204.842 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
MS28775-215 Hunt Valve Company, Inc. (USA)
D50128 ITEM 17 Hunt Valve Company Inc Dba Union Flonetics (USA)
15488569 Bae Systems Marine Limited (GBR)
1446-215 Parker-Hannifin Corporation Div O-Ring Division (USA)
19-04-135-009 Safran Electrical & Power (FRA)
643A449 ITEM 20 General Electric Company (USA)
215 ITM13 PL708 Zf Industrieantriebe Witten Gmbh (DEU)
MS28775-215 Seals & Packings, Llc (USA)
2-215 N304-75 Parker Hannifin Gmbh O-Ring Division (DEU)
2-215 N304-75 Parker-Hannifin Corp Div O-Ring Division (USA)
PRP215-7377 Parker Hannifin Corporation Div O-Ring Division (USA)
0215-7377 Trelleborg Sealing Solutions Germany Gmbh (DEU)
MS28775-215MIL- P-25732 Zf Industrieantriebe Witten Gmbh (DEU)
215-7506 Zf Industrieantriebe Witten Gmbh (DEU)
52561A215 Zf Industrieantriebe Witten Gmbh (DEU)
SR 832-75-215 Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa (MEX)
5331PL0809695 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS28775-215 Hunt Valve Company Inc Dba Union Flonetics (USA)
215-7377 Parker Hannifin Corporation Div O-Ring Division (USA)
5330005797911 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5331-00-063-0919INTERCHANGEABLE
O-RING
5330-00-291-3307INTERCHANGEABLE
PACKING,PREFORMED
16378
5330-00-434-6220INTERCHANGEABLE
PACKING,PREFORMED
2990-00-700-0534INTERCHANGEABLE
PIPE
7000534
5331-01-179-4429INTERCHANGEABLE
O-RING
5330-01-361-6178INTERCHANGEABLE
PACKING,PREFORMED
5331-01-411-6079INTERCHANGEABLE
O-RING
52561A215
5310-01-495-2691INTERCHANGEABLE
WASHER,CANNISTER HOLD-DOWN
622720
6515-01-590-7616INTERCHANGEABLE
SCREW,BONE
204.842

Frequently Asked Questions

What is NSN 5331-00-579-7911?

NSN 5331-00-579-7911 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 5331-00-579-7911?

NSN 5331-00-579-7911 has 50 cross-referenced part numbers: MS28775-215 (Hunt Valve Company, Inc.), D50128 ITEM 17 (Hunt Valve Company Inc Dba Union Flonetics), 15488569 (Bae Systems Marine Limited), 1446-215 (Parker-Hannifin Corporation Div O-Ring Division), 19-04-135-009 (Safran Electrical & Power) and 45 more.

What NSN replaces 5331-00-579-7911?

There are 9 known substitutes for 5331-00-579-7911: 5331-00-063-0919, 5330-00-291-3307, 5330-00-434-6220 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28775-215?

Key specifications for MS28775-215: Center Hole Diameter: 1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 1.306 INCHES MINIMUM AND 1.342 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-579-7911 still in active supply?

NSN 5331-00-579-7911 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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