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745 247216 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

745 247216: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. This part is cataloged in the U.S. Government catalog under NSN 5340-01-127-3971, 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
745 247216
NSN: 5340-01-127-3971
FSC: 5340 — Hardware, Commercial
CAGE: 89619 — MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS DIV LEHIGH VALLEY OPERATIONS (USA)
SPECIFICATIONS
Part Number745 247216
NSN5340-01-127-3971
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 745 247216 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 3
244435Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
K-500-CH-1674Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
247216Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 745 247216?
745 247216 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace 745 247216?
There are 3 known substitutes for 745 247216: 244435, K-500-CH-1674, 247216. Substitute compatibility should be verified for your specific system.
What is the NSN for 745 247216?
745 247216 is cataloged in the U.S. Government catalog under NSN 5340-01-127-3971. This indicates validated use in U.S. government and defense supply chains.
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