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Technical Data Sheet
PartsTable / COMPONENT / D-1087 ITEM 43
D-1087 ITEM 43 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SEAL PARTS KIT is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-194-4553, 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
D-1087 ITEM 43
NSN: 5330-01-194-4553
FSC: 5330
CAGE: 38335 — TWG CANADA CONSOLIDATED INC (CAN)
SPECIFICATIONS
Part NumberD-1087 ITEM 43
NSN5330-01-194-4553
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D-1087 ITEM 43 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
25238Interchangeable
interchangeable cross-reference
interchangeable
M50-17Interchangeable
interchangeable cross-reference
interchangeable
960057-1Interchangeable
interchangeable cross-reference
interchangeable
CEA071-50Interchangeable
interchangeable cross-reference
interchangeable
RE49F559Interchangeable
interchangeable cross-reference
interchangeable
10085Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D-1087 ITEM 43?
D-1087 ITEM 43 is a SEAL PARTS KIT.
What parts can replace D-1087 ITEM 43?
There are 12 known substitutes for D-1087 ITEM 43: 25238, M50-17, 960057-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D-1087 ITEM 43?
D-1087 ITEM 43 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-194-4553. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026