PartsTable
Technical Data Sheet
N-40345 ✓ 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 ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OR COPPER ALLOY 345 OVERALL, seat_angle: 20.0 DEGREES FIRST END, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (PIPE) SECOND END, operating_pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-277-8750, 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
N-40345
NSN: 4730-00-277-8750
FSC: 4730
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OR COPPER ALLOY 345 OVERALL
seat_angle20.0 DEGREES FIRST END
thread_class2A FIRST END A
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN (PIPE) SECOND END
special_featuresSUPPORTS HARNISCHFEGER CORP.;MODEL M320T2,CRANE TRUCK MOUNTED,NSN 3810-00-151-4431; 3990-01-442-1939 BAP (BRIDGE ADAPTER PALLET); 2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR)
operating_pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.125 INCHES SECOND END IN
maximum_operating_temp-40.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length0.875 INCHES IN
media_for_which_designedAIR FIRST RESPONSE
thread_quantity_per_inch24 FIRST END
NSN4730-00-277-8750
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: N-40345 · 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
FURNISHED ITEMS AND QUANTITY: 1 TUBE COUPLING NUT W/SLEEVE
SPECIFICATION/STANDARD DATA: 81343-J246 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END IN
THREAD SERIES DESIGNATOR: UNS FIRST END
OPERATING PRESSURE: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
NOMINAL OVERALL LENGTH: 0.875 INCHES IN
CONNECTION STYLE: FLARELESS (TUBE) FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
FURNISHED ITEMS AND QUANTITY1 TUBE COUPLING NUT W/SLEEVE
SPECIFICATION/STANDARD DATA81343-J246 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNS FIRST END
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
NOMINAL OVERALL LENGTH0.875 INCHES IN
CONNECTION STYLEFLARELESS (TUBE) FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONSAE CA360 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE0.125 INCHES SECOND END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
SL4967-42Interchangeable
interchangeable cross-reference
interchangeable
SL4965-42Interchangeable
interchangeable cross-reference
interchangeable
SJ3542-42Interchangeable
interchangeable cross-reference
interchangeable
10574Interchangeable
interchangeable cross-reference
interchangeable
TM3011524TInterchangeable
interchangeable cross-reference
interchangeable
12-1921-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy N-40345?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is N-40345?
N-40345 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace N-40345?
There are 29 known substitutes for N-40345: SL4967-42, SL4965-42, SJ3542-42 and 26 more. Substitute compatibility should be verified for your specific system.
Is N-40345 still available?
N-40345 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — N-40345