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Technical Data Sheet
PartsTable / COMPONENT / 29-43753-01 ITEM 20
29-43753-01 ITEM 20 ✓ 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 CLAMP,BLOCK 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 5340-01-693-5251, 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
29-43753-01 ITEM 20
NSN: 5340-01-693-5251
FSC: 5340
CAGE: 8BGY9 — TAYLOR INVESTMENTS LLC (USA)
SPECIFICATIONS
Part Number29-43753-01 ITEM 20
NSN5340-01-693-5251
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 29-43753-01 ITEM 20 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 7
NASM760Upgraded Successor
successor cross-reference
successor
504657Upgraded Successor
successor cross-reference
successor
120876Upgraded Successor
successor cross-reference
successor
MC10-0Interchangeable
interchangeable cross-reference
interchangeable
MC12-0Interchangeable
interchangeable cross-reference
interchangeable
AR1600Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 29-43753-01 ITEM 20?
29-43753-01 ITEM 20 is a CLAMP,BLOCK.
What parts can replace 29-43753-01 ITEM 20?
There are 7 known substitutes for 29-43753-01 ITEM 20: NASM760, 504657, 120876 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 29-43753-01 ITEM 20?
29-43753-01 ITEM 20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-693-5251. 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