PartsTable
Technical Data Sheet
4646A ✓ 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

PROPELLER SHAFT WITH UNIVERSAL J. Key specifications include material: IRON OR STEEL OVERALL, body_type: SOLID, head_type: SOLID, drive_end_style: RECESSED HEXAGON, connection_style: PLAIN, special_features: ITEM IS CENTER JOINT ASSEMBLY,COMPRESSED LENGTH 6.6875 IN.,EXTENDED LENGTH 7.6875 IN. IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-289-5176, 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
4646A
NSN: 4730-00-289-5176
FSC: 4730
CAGE: 79410 — LIBERTY VENTURES INTI, LLC (USA)
SPECIFICATIONS
materialIRON OR STEEL OVERALL
body_typeSOLID
head_typeSOLID
drive_end_styleRECESSED HEXAGON
connection_stylePLAIN
special_featuresITEM IS CENTER JOINT ASSEMBLY,COMPRESSED LENGTH 6.6875 IN.,EXTENDED LENGTH 7.6875 IN. IN
thread_directionRIGHT-HAND EXTERNAL
nominal_thread_size0.500 INCHES EXTERNAL IN
pressure_switch_typeGAGE
contact_adjustabilityACTUATION POINT NOT ADJUSTABLE
contact_action_stimulusINCREASE
end_item_identificationTRUCK FORKLIFT,DIESEL ENGINE DRIVEN,6000 LB.;ANTHONY MODEL MLT 6-2,NSN 3930003271575 LBS
NSN4730-00-289-5176
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4646A · 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 DOCUMENT AND CLASSIFICATION: ANSI B16.14 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-633 FED SPEC 2ND MATERIAL RESPONSE OVERALL
NOMINAL PIPE SIZE FOR WHICH DESIGNED: 0.500 INCHES IN
BODY TYPE: SOLID
THREAD DIRECTION: RIGHT-HAND EXTERNAL
THREAD SERIES DESIGNATOR: NPTF EXTERNAL
NOMINAL THREAD SIZE: 0.500 INCHES EXTERNAL IN
DRIVE END STYLE: RECESSED HEXAGON
CONNECTION STYLE: PLAIN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONANSI B16.14 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-633 FED SPEC 2ND MATERIAL RESPONSE OVERALL
NOMINAL PIPE SIZE FOR WHICH DESIGNED0.500 INCHES IN
BODY TYPESOLID
THREAD DIRECTIONRIGHT-HAND EXTERNAL
THREAD SERIES DESIGNATORNPTF EXTERNAL
NOMINAL THREAD SIZE0.500 INCHES EXTERNAL IN
DRIVE END STYLERECESSED HEXAGON
CONNECTION STYLEPLAIN
HEAD TYPESOLID
MATERIALIRON OR STEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
1170480Interchangeable
interchangeable cross-reference
interchangeable
CPMX4ACInterchangeable
interchangeable cross-reference
interchangeable
5042051Interchangeable
interchangeable cross-reference
interchangeable
5115214Interchangeable
interchangeable cross-reference
interchangeable
1DD209Interchangeable
interchangeable cross-reference
interchangeable
019-00001-92Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4646A?
4646A is a PROPELLER SHAFT WITH UNIVERSAL J.
What parts can replace 4646A?
There are 28 known substitutes for 4646A: 1170480, CPMX4AC, 5042051 and 25 more. Substitute compatibility should be verified for your specific system.
Is 4646A still available?
4646A is currently cancelled.
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