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Technical Data Sheet
PartsTable / O-RING / 25,12X1,78SR832-75
25,12X1,78SR832-75 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The 25,12X1,78SR832-75 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-691-0145, 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
25,12X1,78SR832-75
NSN: 5331-00-691-0145
FSC: 5331 — O-RING
CAGE: F0229 — LE JOINT FRANCAIS (FRA)
SPECIFICATIONS
Part Number25,12X1,78SR832-75
NSN5331-00-691-0145
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 25,12X1,78SR832-75 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
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
CK63AY103MInterchangeable
interchangeable cross-reference
interchangeable
1007--5107Interchangeable
interchangeable cross-reference
interchangeable
605023Interchangeable
interchangeable cross-reference
interchangeable
7377022Interchangeable
interchangeable cross-reference
interchangeable
845-1889587PC19(0.50IN)Interchangeable
interchangeable cross-reference
interchangeable
MS-28775-022Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25,12X1,78SR832-75?
25,12X1,78SR832-75 is a 25,12X1,78SR832-75.
What parts can replace 25,12X1,78SR832-75?
There are 18 known substitutes for 25,12X1,78SR832-75: CK63AY103M, 1007--5107, 605023 and 15 more. Substitute compatibility should be verified for your specific system.
Is 25,12X1,78SR832-75 still available?
25,12X1,78SR832-75 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026