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AA7U112 — GASKET AND SEAL SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AA7U112: GASKET AND SEAL SET.

The GASKET AND SEAL SET is a the manufacturer industrial component. Key specifications include component_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-026-0090, 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
AA7U112
NSN: 5330-00-026-0090
FSC: 5330 — Packing and Gasket Materials
CAGE: 1H6M3 — AMERICAN TERRA VEHICLES INC (USA)
SPECIFICATIONS
component_quantity10
NSN5330-00-026-0090
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AA7U112 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
•
COMPONENT QUANTITY: 10
•
SUPPLY ITEMS AND QUANTITIES: 1.250 IN. OD,0.750 IN. ID,0.378 IN. LG SEAL 1,1.375 IN. OD,0.750 IN. ID,0.174 IN. LG SEAL RETAINER 1,GASKET CYLINDER HEAD 1,GASKET,BASE 1,0.015 IN. THICK GASKET BEARING RETAINER 1,0.025 IN. THICK GASKET BEARING RETAINER 1,0.005 IN. THICK GASKET BEARING RETAINER 1,GASKET,TUBE FLANGE 2,GASKET COVER 1 IN
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY10
SUPPLY ITEMS AND QUANTITIES1.250 IN. OD,0.750 IN. ID,0.378 IN. LG SEAL 1,1.375 IN. OD,0.750 IN. ID,0.174 IN. LG SEAL RETAINER 1,GASKET CYLINDER HEAD 1,GASKET,BASE 1,0.015 IN. THICK GASKET BEARING RETAINER 1,0.025 IN. THICK GASKET BEARING RETAINER 1,0.005 IN. THICK GASKET BEARING RETAINER 1,GASKET,TUBE FLANGE 2,GASKET COVER 1 IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
973011200Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AA7U112?
AA7U112 is a GASKET AND SEAL SET.
What parts can replace AA7U112?
There is 1 known substitute for AA7U112: 973011200. Substitute compatibility should be verified for your specific system.
What is the NSN for AA7U112?
AA7U112 is cataloged in the U.S. Government catalog under NSN 5330-00-026-0090. 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.