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Technical Data Sheet
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41503-2 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

41503-2: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include end_item_identification: VALVE, CHECK, part_name_assigned_by_controlling_agency: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-479-3286, 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
41503-2
NSN: 5340-01-479-3286
NIINs: 014793286, 015569476
FSC: 5340 — Hardware, Commercial
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
end_item_identificationVALVE, CHECK
part_name_assigned_by_controlling_agencySPRING
NSN5340-01-479-3286
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 41503-2 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 1
3792-41605 ITEM 30Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 41503-2?
41503-2 is a BUMPER.
What parts can replace 41503-2?
There is 1 known substitute for 41503-2: 3792-41605 ITEM 30. Substitute compatibility should be verified for your specific system.
What is the NSN for 41503-2?
41503-2 is cataloged in the U.S. Government catalog under NSN 5340-01-479-3286. This indicates validated use in U.S. government and defense supply chains.
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