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SM-252-4FP — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

SM-252-4FP: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL BODY, leg_length: 0.703 INCHES NOMINAL IN, overall_length: 1.562 INCHES NOMINAL IN, connection_type: EXTERNAL QUICK DISCONNECT ALL ENDS, connection_style: PLAIN ALL ENDS, style_designator: MALE COUPLING HALF. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-138-3873, 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
SM-252-4FP
NSN: 4730-00-138-3873
NIINs: 001383873, 009770709
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 7DU54 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLING DIVISION (USA)
SPECIFICATIONS
materialSTEEL BODY
leg_length0.703 INCHES NOMINAL IN
overall_length1.562 INCHES NOMINAL IN
connection_typeEXTERNAL QUICK DISCONNECT ALL ENDS
connection_stylePLAIN ALL ENDS
style_designatorMALE COUPLING HALF
surface_treatmentCADMIUM BODY
nominal_thread_size0.250 INCHES ALL ENDS IN
quick_disconnect_methodPUSH-PULL ALL ENDS
thread_series_designatorNPT ALL ENDS
quick_disconnect_nominal_size0.625 INCHES ALL ENDS IN
NSN4730-00-138-3873
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: SM-252-4FP · 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 PIPE SIZE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
•
CONNECTION STYLE: PLAIN ALL ENDS
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
FEATURES PROVIDED: SELF-SEALING
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
•
SURFACE TREATMENT: CADMIUM BODY
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES ALL ENDS IN
CONNECTION STYLEPLAIN ALL ENDS
STYLE DESIGNATORMALE COUPLING HALF
OVERALL LENGTH1.440 INCHES NOMINAL IN
FEATURES PROVIDEDSELF-SEALING
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
SPECIAL FEATURESUNIT SHALL HAVE A 90 DUROMETER BODY SEAL
SURFACE TREATMENTCADMIUM BODY
MATERIALSTEEL BODY
QUICK DISCONNECT METHODPUSH-PULL ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 2
13218E9857Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6910-057M0DReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SM-252-4FP?
SM-252-4FP is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace SM-252-4FP?
There are 2 known substitutes for SM-252-4FP: 13218E9857, 6910-057M0D. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-252-4FP?
SM-252-4FP is cataloged in the U.S. Government catalog under NSN 4730-00-138-3873. This indicates validated use in U.S. government and defense supply chains.
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