PartsTable
Technical Data Sheet
HAR1238 ✓ 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 COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, overall_length: 4.3125 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION, connection_style: CAM OR LEVER (EXTERNAL) FIRST QUICK DISCONNECT END, style_designator: MALE COUPLING HALF, basic_shape_style: ROUND W/OUT BOLT HOLES ALL ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-599-2407, 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
HAR1238
NSN: 4730-01-599-2407
FSC: 4730
CAGE: Z1C12 — C E BARTLETT PTY LTD (AUS)
SPECIFICATIONS
materialPLASTIC OVERALL
overall_length4.3125 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
connection_styleCAM OR LEVER (EXTERNAL) FIRST QUICK DISCONNECT END
style_designatorMALE COUPLING HALF
basic_shape_styleROUND W/OUT BOLT HOLES ALL ENDS
operating_pressure75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size3.0 INCHES FIRST FLUID END CONNECTION IN
end_item_identification3 INCH QUICK DISCONNECT COUPLING IN
quick_disconnect_methodCAM-LOCKING FIRST QUICK DISCONNECT END
nominal_outside_diameter3.0 INCHES IN
thread_series_designatorNPT FIRST FLUID END CONNECTION
NSN4730-01-599-2407
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: HAR1238 · 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
MATERIAL: PLASTIC OVERALL
NOMINAL OUTSIDE DIAMETER: 3.0 INCHES IN
THREAD SERIES DESIGNATOR: NPT FIRST FLUID END CONNECTION
MATERIAL DOCUMENT AND CLASSIFICATION: POLYPROPYLENE PER VENDOR'S CATALOG AND WEBSITE MFR REF SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR: MALE COUPLING HALF
NOMINAL THREAD SIZE: 3.0 INCHES FIRST FLUID END CONNECTION IN
BASIC SHAPE STYLE: ROUND W/OUT BOLT HOLES ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC OVERALL
NOMINAL OUTSIDE DIAMETER3.0 INCHES IN
THREAD SERIES DESIGNATORNPT FIRST FLUID END CONNECTION
MATERIAL DOCUMENT AND CLASSIFICATIONPOLYPROPYLENE PER VENDOR'S CATALOG AND WEBSITE MFR REF SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORMALE COUPLING HALF
NOMINAL THREAD SIZE3.0 INCHES FIRST FLUID END CONNECTION IN
BASIC SHAPE STYLEROUND W/OUT BOLT HOLES ALL ENDS
END ITEM IDENTIFICATION3 INCH QUICK DISCONNECT COUPLING IN
CONNECTION STYLEPLAIN FIRST FLUID END CONNECTION
OPERATING PRESSURE75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
300SInterchangeable
interchangeable cross-reference
interchangeable
2A4943Interchangeable
interchangeable cross-reference
interchangeable
6300ZCE1TX9Interchangeable
interchangeable cross-reference
interchangeable
20251-3Interchangeable
interchangeable cross-reference
interchangeable
11-300FInterchangeable
interchangeable cross-reference
interchangeable
300FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HAR1238?
HAR1238 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace HAR1238?
There are 10 known substitutes for HAR1238: 300S, 2A4943, 6300ZCE1TX9 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HAR1238?
HAR1238 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-599-2407. This indicates validated use in U.S. government and defense supply chains.
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