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123-5901611 PART 12 — PLATE,RETAINING,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

123-5901611 PART 12: PLATE,RETAINING,SEAL.

The PLATE,RETAINING,SEAL is a the manufacturer industrial component. Key specifications include shape: ROUND, material: STEEL CORROSION RESISTING, mounting_method: UNTHREADED COUNTERSUNK MOUNTING HOLES, overall_diameter: 34.750 INCHES NOMINAL IN, overall_thickness: 0.766 INCHES NOMINAL IN, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-500-7734, 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
123-5901611 PART 12
NSN: 5340-01-500-7734
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL CORROSION RESISTING
mounting_methodUNTHREADED COUNTERSUNK MOUNTING HOLES
overall_diameter34.750 INCHES NOMINAL IN
overall_thickness0.766 INCHES NOMINAL IN
surface_treatmentCHROMATE
mounting_hole_quantity19
end_item_identificationSSN 688 CLASS SUBMARINE HATCH COVER-30 DIA 4 DOG TYPE COVER SUB-ASSY & DET
part_name_assigned_by_controlling_agencyGASKET RETAINER
NSN5340-01-500-7734
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 123-5901611 PART 12 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
•
MOUNTING HOLE QUANTITY: 19
•
OVERALL DIAMETER: 34.750 INCHES NOMINAL IN
•
MOUNTING METHOD: UNTHREADED COUNTERSUNK MOUNTING HOLES
•
OVERALL THICKNESS: 0.766 INCHES NOMINAL IN
•
SHAPE: ROUND
•
SURFACE TREATMENT: CHROMATE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY19
OVERALL DIAMETER34.750 INCHES NOMINAL IN
MOUNTING METHODUNTHREADED COUNTERSUNK MOUNTING HOLES
OVERALL THICKNESS0.766 INCHES NOMINAL IN
SHAPEROUND
SPECIAL FEATURESGMATERIAL CRES CL 316L,QQ-S-766 COND A;MADE IN THREE (3) SEGMENTS 120 DEG IN EACH SEGMENTS;(19) (0.323 DIA) SIZE "P" HOLES EQUALLY SPACED IN EACH SEGMENT;OD 34 3/4IN,BOLT HOLE CENTER DIAMETER 33 3/4IN IN
SURFACE TREATMENTCHROMATE
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET RETAINER
END ITEM IDENTIFICATIONSSN 688 CLASS SUBMARINE HATCH COVER-30 DIA 4 DOG TYPE COVER SUB-ASSY & DET
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
123-5901612 PART 4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 123-5901611 PART 12?
123-5901611 PART 12 is a PLATE,RETAINING,SEAL.
What parts can replace 123-5901611 PART 12?
There is 1 known substitute for 123-5901611 PART 12: 123-5901612 PART 4. Substitute compatibility should be verified for your specific system.
What is the NSN for 123-5901611 PART 12?
123-5901611 PART 12 is cataloged in the U.S. Government catalog under NSN 5340-01-500-7734. This indicates validated use in U.S. government and defense supply chains.
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