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Technical Data Sheet
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129356 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

129356: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-574-6086, 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
129356
NSN: 5340-01-574-6086
FSC: 5340 — Hardware, Commercial
CAGE: 51419 — WATTS HEATING AND HOT WATER SOLUTIONS LLC DBA PVI INDUSTRIES LLC (USA)
SPECIFICATIONS
Part Number129356
NSN5340-01-574-6086
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 129356 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
SUBSTITUTES & CROSS-REFERENCES 2
111977Reference document
Same NSN cross-reference
Reference document — Secondary reference
B09628D1Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 129356?
129356 is a COVER,ACCESS.
What parts can replace 129356?
There are 2 known substitutes for 129356: 111977, B09628D1. Substitute compatibility should be verified for your specific system.
What is the NSN for 129356?
129356 is cataloged in the U.S. Government catalog under NSN 5340-01-574-6086. This indicates validated use in U.S. government and defense supply chains.
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