PartsTable
Technical Data Sheet
633LAT4INAL ✓ 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: ALUMINUM ALLOY BODY, leg_length: 0.375 INCHES NOMINAL IN, overall_length: 3.250 INCHES MINIMUM IN, connection_type: EXTERNAL QUICK DISCONNECT ALL ENDS, connection_style: PLAIN ALL ENDS, style_designator: MALE COUPLING HALF. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-840-5347, 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
633LAT4INAL
NSN: 4730-00-840-5347
FSC: 4730
CAGE: 9H113 — DOVER RESOURCES INC DBA OPW ENGINEERED SYSTEMS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
leg_length0.375 INCHES NOMINAL IN
overall_length3.250 INCHES MINIMUM IN
connection_typeEXTERNAL QUICK DISCONNECT ALL ENDS
connection_stylePLAIN ALL ENDS
style_designatorMALE COUPLING HALF
basic_shape_styleROUND FIRST FLUID END CONNECTION
nominal_thickness0.375 INCHES IN
surface_treatmentANODIZE BODY
bolt_hole_quantity8
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
quick_disconnect_methodCAM-LOCKING ALL ENDS
NSN4730-00-840-5347
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 633LAT4INAL · 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
NOMINAL OUTSIDE DIAMETER: 6.625 INCHES IN
SURFACE TREATMENT: ANODIZE BODY
BOLT CIRCLE NOMINAL DIAMETER: 5.875 INCHES IN
NOMINAL THICKNESS: 0.375 INCHES IN
BASIC SHAPE STYLE: ROUND FIRST FLUID END CONNECTION
MATERIAL: ALUMINUM ALLOY BODY
QUICK DISCONNECT NOMINAL SIZE: 4.000 INCHES ALL ENDS IN
CONNECTION TYPE: EXTERNAL QUICK DISCONNECT ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL OUTSIDE DIAMETER6.625 INCHES IN
SURFACE TREATMENTANODIZE BODY
BOLT CIRCLE NOMINAL DIAMETER5.875 INCHES IN
NOMINAL THICKNESS0.375 INCHES IN
BASIC SHAPE STYLEROUND FIRST FLUID END CONNECTION
MATERIALALUMINUM ALLOY BODY
QUICK DISCONNECT NOMINAL SIZE4.000 INCHES ALL ENDS IN
CONNECTION TYPEEXTERNAL QUICK DISCONNECT ALL ENDS
LEG LENGTH0.375 INCHES NOMINAL IN
CONNECTION TYPEFLANGE FIRST FLUID END CONNECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
633LAT6INALInterchangeable
interchangeable cross-reference
interchangeable
AA59326/4-5-AInterchangeable
interchangeable cross-reference
interchangeable
MS27023-19Interchangeable
interchangeable cross-reference
interchangeable
5330PL0650983Interchangeable
interchangeable cross-reference
interchangeable
37464Interchangeable
interchangeable cross-reference
interchangeable
99137464Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 633LAT4INAL?
633LAT4INAL is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 633LAT4INAL?
There are 32 known substitutes for 633LAT4INAL: 633LAT6INAL, AA59326/4-5-A, MS27023-19 and 29 more. Substitute compatibility should be verified for your specific system.
Is 633LAT4INAL still available?
633LAT4INAL is currently cancelled.
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