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Technical Data Sheet
55810-4 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include material: PLASTIC, thread_class: 2A A, overall_length: 4.562 INCHES NOMINAL IN, handle_clearance: 0.813 INCHES NOMINAL IN, surface_treatment: OXIDE OVERALL, nominal_thread_size: 0.312 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-364-9614, 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
MRO MRO_GENERAL 55810-4
NSN: 5340-00-364-9614
FSC: 5340
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC
thread_class2A A
overall_length4.562 INCHES NOMINAL IN
handle_clearance0.813 INCHES NOMINAL IN
special_featuresHOLDS ITEM BY MEANS OF THRU HOLE MTG AND COMPRESSION MTG NUT.THREE 0.135IN. DIA MTG HOLES ON 0.530 IN. BY 0.530 IN. 90 DEG MTG CENTERS. IN
surface_treatmentOXIDE OVERALL
nominal_thread_size0.312 INCHES IN
mounting_facility_length0.656 INCHES NOMINAL IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
mounting_facility_quantity2
center_to_center_distance_between_mounting_facilities_parallel_to_length4.250 INCHES NOMINAL IN
NSN5340-00-364-9614
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 55810-4 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
THREAD CLASS: 2A A
MATERIAL: COPPER ALLOY OVERALL
SURFACE TREATMENT: OXIDE OVERALL
NOMINAL THREAD SIZE: 0.312 INCHES IN
MOUNTING FACILITY LENGTH: 0.656 INCHES NOMINAL IN
HANDLE CLEARANCE: 0.813 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH4.562 INCHES NOMINAL IN
THREAD CLASS2A A
SPECIAL FEATURESW/TWO 0.562 IN. HEX NUTS IN
MATERIALCOPPER ALLOY OVERALL
SURFACE TREATMENTOXIDE OVERALL
NOMINAL THREAD SIZE0.312 INCHES IN
MOUNTING FACILITY LENGTH0.656 INCHES NOMINAL IN
HANDLE CLEARANCE0.813 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY2
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
1613Upgraded Successor
successor cross-reference
successor
1A4714Upgraded Successor
successor cross-reference
successor
11128RUpgraded Successor
successor cross-reference
successor
P0706Upgraded Successor
successor cross-reference
successor
6515NCM050259Upgraded Successor
successor cross-reference
successor
558104Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55810-4?
55810-4 is a PLATE,MOUNTING. It is classified as a MRO (MRO_GENERAL).
What parts can replace 55810-4?
There are 6 known substitutes for 55810-4: 1613, 1A4714, 11128R and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55810-4?
55810-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-364-9614. This indicates validated use in U.S. government and defense supply chains.
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