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MS28775-229 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28775-229: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, peripheral_diameter: 2.637 INCHES NOMINAL IN, center_hole_diameter: 2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-542-1854, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MS28775-229
NSN: 5331-00-542-1854
NIINs: 005421854, 005797918, 012739071
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
peripheral_diameter2.637 INCHES NOMINAL IN
center_hole_diameter2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN
elongation_percentage160 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
departure_from_cited_documentMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
criticality_code_justificationZZZW
NSN5331-00-542-1854
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28775-229 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.125 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.637 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CENTER HOLE DIAMETER: 2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN
•
MATERIAL: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.125 INCHES NOMINAL IN
OUTSIDE DIAMETER2.637 INCHES NOMINAL IN
ELONGATION PERCENTAGE160 MAXIMUM
CENTER HOLE DIAMETER2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN
MATERIALRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
SUBSTITUTES & CROSS-REFERENCES 5
9864-252X2PC12Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AS28775Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
5331PL0894377Reference document
Same NSN cross-reference
Reference document — Informative reference only
AS28775-229Reference document
Same NSN cross-reference
Reference document — Secondary reference
AN6230-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS28775-229?
MS28775-229 is a O-RING.
What parts can replace MS28775-229?
There are 5 known substitutes for MS28775-229: 9864-252X2PC12, SAE-AS28775, 5331PL0894377 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28775-229?
MS28775-229 is cataloged in the U.S. Government catalog under NSN 5331-00-542-1854. This indicates validated use in U.S. government and defense supply chains.
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