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Technical Data Sheet

MIL-DTL-25988/4 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MIL-DTL-25988/4: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: 2350-015750951, part_name_assigned_by_controlling_agency: RUBBER, FLUOROSILICONE, ELASTOMER, OIL-AND FUEL-RESISTANT, O-RING, CLASS 1, GRADE 80. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-553-2172, 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
MIL-DTL-25988/4
NSN: 5331-00-553-2172
NIINs: 005532172, 010053218, 010062124, 010063934, 010255805, 010542591, 010584014, 010883432, 010887967, 010922039, 011187702, 011292009, 011292010, 011292011, 011292012, 011292013, 011292014, 011292015, 011292016, 011292017, 011292018, 011292019, 011292020, 011292021, 011292022, 011293136, 011293138, 011293140, 011293142, 011293143, 011293145, 011293159, 011332207, 011411818, 011438087, 011554203, 011560092, 011560093, 011690653, 011692889, 011692891, 011708840, 011753482, 011764809, 011787384, 011893622, 011898268, 011898269, 011902224, 011912958, 011948661, 011948662, 011948663, 011948664, 011948665, 012006287, 012006288, 012006289, 012006290, 012006291, 012006292, 012006293, 012006294, 012006295, 012006296, 012006297, 012043047, 012068069, 012102834, 012102835, 012102836, 012110840, 012142703, 012150122, 012165706, 012176839, 012434495, 012594459, 012677409, 012685776, 012722584, 012722585, 013375806, 013547547, 013608999, 013856054, 014412662, 014416980, 014627929, 014806020, 014844416, 014844419, 014944559, 014958927, 014959742, 015021715, 015206700, 015217088, 015264429, 015871833, 015904267, 015905031, 016817371, 016971836, 017220560, 017220570, 017220575
FSC: 5331 — O-ring
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
end_item_identification2350-015750951
part_name_assigned_by_controlling_agencyRUBBER, FLUOROSILICONE, ELASTOMER, OIL-AND FUEL-RESISTANT, O-RING, CLASS 1, GRADE 80
NSN5331-00-553-2172
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-DTL-25988/4 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
SUBSTITUTES & CROSS-REFERENCES 8
182562Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-015L1007-80Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-015L806-80Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-015L1218-80Reference document
Same NSN cross-reference
Reference document — Secondary reference
10117102Reference document
Same NSN cross-reference
Reference document — Informative reference only
MILR25988Reference 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 MIL-DTL-25988/4?
MIL-DTL-25988/4 is a O-RING.
What parts can replace MIL-DTL-25988/4?
There are 8 known substitutes for MIL-DTL-25988/4: 182562, 2-015L1007-80, 2-015L806-80 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-25988/4?
MIL-DTL-25988/4 is cataloged in the U.S. Government catalog under NSN 5331-00-553-2172. This indicates validated use in U.S. government and defense supply chains.
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