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1113438 — HEAD ASSY,STARTER-G

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1113438: HEAD ASSY,STARTER-G.

The HEAD ASSY,STARTER-G is a the manufacturer industrial component. Key specifications include material: RUBBER POLYSULFIDE CLASS T, center_hole_diameter: 18.585 INCHES MINIMUM AND 18.615 INCHES MAXIMUM IN, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-599-0790, 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
1113438
NSN: 5331-00-599-0790
NIINs: 005990790, 009925860
FSC: 5331 — O-ring
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER POLYSULFIDE CLASS T
center_hole_diameter18.585 INCHES MINIMUM AND 18.615 INCHES MAXIMUM IN
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5331-00-599-0790
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1113438 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: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 18.585 INCHES MINIMUM AND 18.615 INCHES MAXIMUM IN
•
MATERIAL: RUBBER POLYSULFIDE CLASS T
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
CENTER HOLE DIAMETER18.585 INCHES MINIMUM AND 18.615 INCHES MAXIMUM IN
MATERIALRUBBER POLYSULFIDE CLASS T
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1113438?
1113438 is a HEAD ASSY,STARTER-G.
What is the NSN for 1113438?
1113438 is cataloged in the U.S. Government catalog under NSN 5331-00-599-0790. This indicates validated use in U.S. government and defense supply chains.
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