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AMS7259D — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AMS7259D: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, temp_rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 1.102 INCHES MINIMUM AND 1.122 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, end_item_identification: SHIP, OHIO CLASS SSN (TRIDENT). This part is cataloged in the U.S.

Government catalog under NSN 5331-00-165-1981, 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
AMS7259D
NSN: 5331-00-165-1981
NIINs: 001651981, 001675172, 003381327, 003381382, 003381441, 010185663, 010885362, 011339790, 011378392, 011379007, 011442252, 011470799, 011482691, 011671586, 011845986, 011845987, 011847576, 011851678, 011854678, 011863498, 011887636, 011893822, 011948963, 011948964, 011971393, 012032327, 012055040, 012082920, 012099419, 012124624, 014583097, 015180486
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
temp_rating-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter1.102 INCHES MINIMUM AND 1.122 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identificationSHIP, OHIO CLASS SSN (TRIDENT)
specification/standard_data81349-MIL-R-83248C, TYPE 1, CLASS 2/CANCELLED GOVERNMENT SPECIFICATION
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justificationZZZW
material_document_and_classificationSAE AMS7259 ASSN STD SINGLE MATERIAL RESPONSE
NSN5331-00-165-1981
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AMS7259D 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: 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.613 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.461 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.613 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.461 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 9
2-906-N674-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5331PL1284848Reference document
Same NSN cross-reference
Reference document — Informative reference only
M83248/2-906Reference document
Same NSN cross-reference
Reference document — Secondary reference
3-906 V709-90Reference document
Same NSN cross-reference
Reference document — Secondary reference
BACP11PB6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
52046 FIND 40Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AMS7259D?
AMS7259D is a O-RING.
What parts can replace AMS7259D?
There are 9 known substitutes for AMS7259D: 2-906-N674-70, 5331PL1284848, M83248/2-906 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AMS7259D?
AMS7259D is cataloged in the U.S. Government catalog under NSN 5331-00-165-1981. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.