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Technical Data Sheet
PartsTable / COMPONENT / 51-9-100
51-9-100 ✓ 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 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 5340-00-318-7127, 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
51-9-100
NSN: 5340-00-318-7127
FSC: 5340
CAGE: 82005 — ALLARD NAZARIAN GROUP, INC. DBA GRANITE STATE MANUFACTURING (USA)
SPECIFICATIONS
furnished_itemsLOCKNUT
NSN5340-00-318-7127
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51-9-100 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
•
FURNISHED ITEMS: LOCKNUT
TECHNICAL CHARACTERISTICS (FLIS)
FURNISHED ITEMSLOCKNUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5190Interchangeable
interchangeable cross-reference
interchangeable
96009-31Interchangeable
interchangeable cross-reference
interchangeable
8818010-2Interchangeable
interchangeable cross-reference
interchangeable
N1B42Interchangeable
interchangeable cross-reference
interchangeable
212A1011Interchangeable
interchangeable cross-reference
interchangeable
212B1011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51-9-100?
51-9-100 is a CLAMP,SYNCHRO.
What parts can replace 51-9-100?
There are 6 known substitutes for 51-9-100: 5190, 96009-31, 8818010-2 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51-9-100?
51-9-100 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-318-7127. 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