PartsTable
Technical Data Sheet
M608 ✓ 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 SELECTOR CONTROL SUBASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL, flow_angle: 90.0 DEGREES, body_diameter: 18.3 MILLIMETERS NOMINAL MM, inside_length: 2.250 INCHES NOMINAL IN, connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-246-9215, 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
M608
NSN: 4730-00-246-9215
FSC: 4730
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialSTEEL
flow_angle90.0 DEGREES
body_diameter18.3 MILLIMETERS NOMINAL MM
inside_length2.250 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) FIRST END
special_featuresFOR 0.500 INCH CHAIN SIZE IN
style_designatorB
breaking_strengthERR-060
surface_treatmentZINC
fabrication_methodFORGED
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NSN4730-00-246-9215
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: M608 · 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
SURFACE TREATMENT: OXIDE OVERALL
THREAD SERIES DESIGNATOR: NPT SECOND END
NOMINAL THREAD SIZE: 0.250 INCHES FIRST END IN
NONDEFINITIVE SPEC/STD DATA: 1 TYPE
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: IRON OVERALL
CONNECTION STYLE: PLAIN (PIPE) SECOND END
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTOXIDE OVERALL
THREAD SERIES DESIGNATORNPT SECOND END
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
NONDEFINITIVE SPEC/STD DATA1 TYPE
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON OVERALL
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL THREAD SIZE0.250 INCHES SECOND END IN
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
705750-113Interchangeable
interchangeable cross-reference
interchangeable
WA702Interchangeable
interchangeable cross-reference
interchangeable
1289635Interchangeable
interchangeable cross-reference
interchangeable
105-423Interchangeable
interchangeable cross-reference
interchangeable
4929330Interchangeable
interchangeable cross-reference
interchangeable
4594Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M608?
M608 is a SELECTOR CONTROL SUBASSEMBLY.
What parts can replace M608?
There are 23 known substitutes for M608: 705750-113, WA702, 1289635 and 20 more. Substitute compatibility should be verified for your specific system.
Is M608 still available?
M608 is currently cancelled.
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