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Technical Data Sheet
A518238-25SS ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The PLATE,ELECTRICAL GROUNDING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 3.062 INCHES NOMINAL FIRST END IN, thread_class: 3A SECOND END A, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-150-0878, 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
A518238-25SS
NSN: 4730-01-150-0878
FSC: 4730
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
flow_angle90.0 DEGREES
leg_length3.062 INCHES NOMINAL FIRST END IN
thread_class3A SECOND END A
connection_typeTHREADED EXTERNAL BOSS SECOND END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.625 INCHES SECOND END IN
maximum_operating_temp225.0 FAHRENHEIT SINGLE RESPONSE DEGF
media_for_which_designedFLUID SINGLE RESPONSE
thread_series_designatorUNF SECOND END
furnished_items_and_quantity1 TUBE COUPLING NUT AND 1 PREFORMED PACKING
NSN4730-01-150-0878
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: A518238-25SS · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
LEG LENGTH: 2.188 INCHES NOMINAL SECOND END IN
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
FLOW ANGLE: 90.0 DEGREES
THREAD SERIES DESIGNATOR: UNF SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 1.250 INCHES FIRST END IN
MATERIAL: STEEL COMP 316 OVERALL
MEDIA FOR WHICH DESIGNED: FLUID SINGLE RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
LEG LENGTH2.188 INCHES NOMINAL SECOND END IN
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
LEG LENGTH3.062 INCHES NOMINAL FIRST END IN
FLOW ANGLE90.0 DEGREES
THREAD SERIES DESIGNATORUNF SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES FIRST END IN
MATERIALSTEEL COMP 316 OVERALL
MEDIA FOR WHICH DESIGNEDFLUID SINGLE RESPONSE
NOMINAL THREAD SIZE1.625 INCHES SECOND END IN
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
900264Interchangeable
interchangeable cross-reference
interchangeable
M307557Interchangeable
interchangeable cross-reference
interchangeable
U16633Interchangeable
interchangeable cross-reference
interchangeable
403942Interchangeable
interchangeable cross-reference
interchangeable
SC-400218-114Interchangeable
interchangeable cross-reference
interchangeable
268L62469-M00Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A518238-25SS?
A518238-25SS is a PLATE,ELECTRICAL GROUNDING.
What parts can replace A518238-25SS?
There are 6 known substitutes for A518238-25SS: 900264, M307557, U16633 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A518238-25SS?
A518238-25SS is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-150-0878. This indicates validated use in U.S. government and defense supply chains.
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