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PartsTable / COMPONENT / SS51045
SS51045 ✓ 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 BUTTON,PLUG is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010, head_height: 0.062 INCHES NOMINAL IN, overall_height: 0.281 INCHES NOMINAL IN, prong_quantity: 12, style_designator: STANDARD, surface_treatment: CADMIUM OR ZINC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-664-0399, 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
SS51045
NSN: 5340-00-664-0399
FSC: 5340
CAGE: 61864 — TRW ASSEMBLIES AND FASTENERS GROUP (USA)
SPECIFICATIONS
materialSTEEL COMP 1010
head_height0.062 INCHES NOMINAL IN
overall_height0.281 INCHES NOMINAL IN
prong_quantity12
style_designatorSTANDARD
surface_treatmentCADMIUM OR ZINC
head_outside_diameter1.062 INCHES NOMINAL IN
prong_outside_diameter0.812 INCHES NOMINAL IN
hole_accommodation_diameter0.812 INCHES NOMINAL IN
material_accommodated_thickness0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
material_document_and_classificationASTM A108 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-00-664-0399
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SS51045 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
•
PRONG OUTSIDE DIAMETER: 0.812 INCHES NOMINAL IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
•
HEAD OUTSIDE DIAMETER: 1.062 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OR ZINC
•
STYLE DESIGNATOR: STANDARD
•
HEAD HEIGHT: 0.062 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1010
TECHNICAL CHARACTERISTICS (FLIS)
PRONG OUTSIDE DIAMETER0.812 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
HEAD OUTSIDE DIAMETER1.062 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR ZINC
STYLE DESIGNATORSTANDARD
HEAD HEIGHT0.062 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010
OVERALL HEIGHT0.281 INCHES NOMINAL IN
PRONG QUANTITY12
HOLE ACCOMMODATION DIAMETER0.812 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
5104-5Interchangeable
interchangeable cross-reference
interchangeable
C08870Interchangeable
interchangeable cross-reference
interchangeable
120 45/64Interchangeable
interchangeable cross-reference
interchangeable
2510 45/64Interchangeable
interchangeable cross-reference
interchangeable
MA-10Interchangeable
interchangeable cross-reference
interchangeable
10-714Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS51045?
SS51045 is a BUTTON,PLUG.
What parts can replace SS51045?
There are 15 known substitutes for SS51045: 5104-5, C08870, 120 45/64 and 12 more. Substitute compatibility should be verified for your specific system.
Is SS51045 still available?
SS51045 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026