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AM9312 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AM9312: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include design_type: FRICTION, overall_diameter: 0.963 INCHES MAXIMUM IN, round_cap_outside_surface_condition: SMOOTH, opening_inside_diameter_for_which_designed: 0.828 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-140-3709, 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
AM9312
NSN: 5340-01-140-3709
FSC: 5340 — Hardware, Commercial
CAGE: K5294 — GE AVIATION SYSTEMS LTD (GBR)
SPECIFICATIONS
design_typeFRICTION
overall_diameter0.963 INCHES MAXIMUM IN
round_cap_outside_surface_conditionSMOOTH
opening_inside_diameter_for_which_designed0.828 INCHES NOMINAL IN
NSN5340-01-140-3709
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AM9312 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
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 0.963 INCHES MAXIMUM IN
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.828 INCHES NOMINAL IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER0.963 INCHES MAXIMUM IN
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.828 INCHES NOMINAL IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 2
10-70506-14Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
10-70506Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AM9312?
AM9312 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace AM9312?
There are 2 known substitutes for AM9312: 10-70506-14, 10-70506. Substitute compatibility should be verified for your specific system.
What is the NSN for AM9312?
AM9312 is cataloged in the U.S. Government catalog under NSN 5340-01-140-3709. 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.