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Technical Data Sheet

MS25988/1-022 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS25988/1-022: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.129 INCHES NOMINAL IN, center_hole_diameter: 0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-279-9309, 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
MS25988/1-022
NSN: 5331-00-279-9309
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter1.129 INCHES NOMINAL IN
center_hole_diameter0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-279-9309
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS25988/1-022 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
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.129 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.129 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROSILICONE CLASS FQ
SUBSTITUTES & CROSS-REFERENCES 7
10096584Reference document
Same NSN cross-reference
Reference document — Informative reference only
M25988/1-022Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MIL-DTL-25988/1Reference document
Same NSN cross-reference
Reference document — Identification reference
2-022/L1120-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331PL0844921Reference document
Same NSN cross-reference
Reference document — Informative reference only
MIL-R-25988/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS25988/1-022?
MS25988/1-022 is a O-RING.
What parts can replace MS25988/1-022?
There are 7 known substitutes for MS25988/1-022: 10096584, M25988/1-022, MIL-DTL-25988/1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS25988/1-022?
MS25988/1-022 is cataloged in the U.S. Government catalog under NSN 5331-00-279-9309. This indicates validated use in U.S. government and defense supply chains.
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