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Technical Data Sheet
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NB43073987 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NB43073987: GASKET.

The GASKET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-232-0359, 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
NB43073987
NSN: 5330-01-232-0359
FSC: 5330 — Packing and Gasket Materials
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part NumberNB43073987
NSN5330-01-232-0359
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NB43073987 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
43073987Reference document
Same NSN cross-reference
Reference document — Secondary reference
N-716 PIECE 6Reference document
Same NSN cross-reference
Reference document — Secondary reference
N-716-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 NB43073987?
NB43073987 is a GASKET.
What parts can replace NB43073987?
There are 3 known substitutes for NB43073987: 43073987, N-716 PIECE 6, N-716-6. Substitute compatibility should be verified for your specific system.
What is the NSN for NB43073987?
NB43073987 is cataloged in the U.S. Government catalog under NSN 5330-01-232-0359. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.