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PartsTable / COMPONENT / D56974
D56974 ✓ 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,SYNCHRO is a the manufacturer industrial component. Key specifications include width: 1.625 INCHES NOMINAL IN, height: 1.256 INCHES NOMINAL IN, length: 1.781 INCHES NOMINAL IN, material: STEEL, furnished_items: LOCKNUT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-932-7459, 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
D56974
NSN: 5340-00-932-7459
FSC: 5340
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
width1.625 INCHES NOMINAL IN
height1.256 INCHES NOMINAL IN
length1.781 INCHES NOMINAL IN
materialSTEEL
furnished_itemsLOCKNUT
NSN5340-00-932-7459
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D56974 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
KEY FEATURES
•
WIDTH: 1.625 INCHES NOMINAL IN
•
FURNISHED ITEMS: LOCKNUT
•
MATERIAL: STEEL
•
HEIGHT: 1.256 INCHES NOMINAL IN
•
LENGTH: 1.781 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH1.625 INCHES NOMINAL IN
FURNISHED ITEMSLOCKNUT
MATERIALSTEEL
HEIGHT1.256 INCHES NOMINAL IN
LENGTH1.781 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
11-0748Interchangeable
interchangeable cross-reference
interchangeable
500SW6Interchangeable
interchangeable cross-reference
interchangeable
SW-10316Interchangeable
interchangeable cross-reference
interchangeable
CP141Interchangeable
interchangeable cross-reference
interchangeable
5800332-1221-000Interchangeable
interchangeable cross-reference
interchangeable
2AL886Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D56974?
D56974 is a CLAMP,SYNCHRO.
What parts can replace D56974?
There are 10 known substitutes for D56974: 11-0748, 500SW6, SW-10316 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D56974?
D56974 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-932-7459. 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