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11039-8 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include material: STEEL CASE, thickness: 1.160 INCHES MINIMUM MEMBER IN, design_type: DEAD BOLT, locking_mechanism_type: TURN KNOB. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-025-2109, 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
11039-8
NSN: 5340-00-025-2109
FSC: 5340
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialSTEEL CASE
thickness1.160 INCHES MINIMUM MEMBER IN
design_typeDEAD BOLT
special_featuresBOLT TYPE:DOUBLE BEVEL;DEAD BOLT OPERATION METHOD:RING HANDLE ON OUTSIDE;KEY CHANGE QUANTITY:NONE;MASTER KEY PROVISION:NOT PROVIDED;
locking_mechanism_typeTURN KNOB
NSN5340-00-025-2109
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11039-8 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: DEAD BOLT
•
MATERIAL: STEEL CASE
•
THICKNESS: 1.160 INCHES MINIMUM MEMBER IN
•
LOCKING MECHANISM TYPE: TURN KNOB
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPEDEAD BOLT
MATERIALSTEEL CASE
SPECIAL FEATURESBOLT TYPE:DOUBLE BEVEL;DEAD BOLT OPERATION METHOD:RING HANDLE ON OUTSIDE;KEY CHANGE QUANTITY:NONE;MASTER KEY PROVISION:NOT PROVIDED;
THICKNESS1.160 INCHES MINIMUM MEMBER IN
LOCKING MECHANISM TYPETURN KNOB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
GHN10250-1Interchangeable
interchangeable cross-reference
interchangeable
28065-DInterchangeable
interchangeable cross-reference
interchangeable
6658323Interchangeable
interchangeable cross-reference
interchangeable
4872Interchangeable
interchangeable cross-reference
interchangeable
583073Interchangeable
interchangeable cross-reference
interchangeable
51A456Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11039-8?
11039-8 is a GASKET.
What parts can replace 11039-8?
There are 19 known substitutes for 11039-8: GHN10250-1, 28065-D, 6658323 and 16 more. Substitute compatibility should be verified for your specific system.
Is 11039-8 still available?
11039-8 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026