PartsTable
Technical Data Sheet
NAS1593 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, special_features: TUBE SIZE 0.625 IN.;CROSS-SECTIONAL SHAPE STYLE: O-RING;OUTER GROOVE WIDTH: 0.100 IN. MAX.

IN, peripheral_diameter: 1.129 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-167-5153, 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
NAS1593
NSN: 5331-00-167-5153
FSC: 5331 — O-RING
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
special_featuresTUBE SIZE 0.625 IN.;CROSS-SECTIONAL SHAPE STYLE: O-RING;OUTER GROOVE WIDTH: 0.100 IN. MAX. IN
peripheral_diameter1.129 INCHES NOMINAL IN
center_hole_diameter0.764 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.139 INCHES NOMINAL IN
end_item_identificationGAS GEN ASSY
specification/standard_data80205-NAS1593 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5331-00-167-5153
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS1593 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 FLUOROCARBON CLASS FPM
CENTER HOLE DIAMETER: 9.429 INCHES MINIMUM AND 9.539 INCHES MAXIMUM IN
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER: 9.699 INCHES MINIMUM AND 9.825 INCHES MAXIMUM IN
ELONGATION PERCENTAGE: 125 MAXIMUM
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER FLUOROCARBON CLASS FPM
CENTER HOLE DIAMETER9.429 INCHES MINIMUM AND 9.539 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER9.699 INCHES MINIMUM AND 9.825 INCHES MAXIMUM IN
ELONGATION PERCENTAGE125 MAXIMUM
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
AMS7276GInterchangeable
Same NIIN cross-reference
interchangeable
298365-100ITEM1Interchangeable
Same NIIN cross-reference
interchangeable
SAE-AMS7276Interchangeable
Same NIIN cross-reference
interchangeable
NAS1593-272Interchangeable
Same NIIN cross-reference
interchangeable
M83248/1-272Interchangeable
Same NIIN cross-reference
interchangeable
MILR83248Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS1593?
NAS1593 is a O-RING.
What parts can replace NAS1593?
There are 8 known substitutes for NAS1593: AMS7276G, 298365-100ITEM1, SAE-AMS7276 and 5 more. Substitute compatibility should be verified for your specific system.
Is NAS1593 still available?
NAS1593 is currently cancelled.
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