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PDM-7678 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PDM-7678: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-578-1197, 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
PDM-7678
NSN: 5340-01-578-1197
FSC: 5340 — Hardware, Commercial
CAGE: 6D0J1 — PLASTIC DIP MOLDINGS INC (USA)
SPECIFICATIONS
Part NumberPDM-7678
NSN5340-01-578-1197
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PDM-7678 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 5
223-8216641-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H751-0511-91Reference document
Same NSN cross-reference
Reference document — Secondary reference
H7510514A-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H751-0514-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
223-8216644-91Reference 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 PDM-7678?
PDM-7678 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace PDM-7678?
There are 5 known substitutes for PDM-7678: 223-8216641-7, H751-0511-91, H7510514A-7 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PDM-7678?
PDM-7678 is cataloged in the U.S. Government catalog under NSN 5340-01-578-1197. This indicates validated use in U.S. government and defense supply chains.
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