PartsTable
Technical Data Sheet
5400-S5-4 ✓ 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: STEEL BODY, thread_class: 2B ALL ENDS, connection_type: THREADED INTERNAL BOSS FIRST FLUID END CONNECTION, connection_style: BOSS GASKET SEAL ALL ENDS, style_designator: MALE COUPLING HALF, operating_pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-410-4527, 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
5400-S5-4
NSN: 4730-00-410-4527
FSC: 4730
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
materialSTEEL BODY
thread_class2B ALL ENDS
connection_typeTHREADED INTERNAL BOSS FIRST FLUID END CONNECTION
connection_styleBOSS GASKET SEAL ALL ENDS
style_designatorMALE COUPLING HALF
operating_pressure500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.438 INCHES ALL ENDS IN
thread_series_designatorUNF ALL ENDS
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY FREE FROM MERCURY CONTAMINATION
NSN4730-00-410-4527
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 5400-S5-4 · 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
THREAD SERIES DESIGNATOR: UNF ALL ENDS
MATERIAL: STEEL BODY
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
CONNECTION TYPE: INTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATOR: MALE COUPLING HALF
FEATURES PROVIDED: SELF-SEALING
THREAD CLASS: 2B ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNF ALL ENDS
MATERIALSTEEL BODY
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
CONNECTION TYPEINTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATORMALE COUPLING HALF
FEATURES PROVIDEDSELF-SEALING
CONNECTION TYPETHREADED INTERNAL BOSS FIRST FLUID END CONNECTION
THREAD CLASS2B ALL ENDS
SPECIAL FEATURESW/SYNTHETIC RUBBER O-RING
OVERALL LENGTH1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
2670-57 ITEM 1Interchangeable
interchangeable cross-reference
interchangeable
503-4556027Interchangeable
interchangeable cross-reference
interchangeable
5400-S5-4Interchangeable
interchangeable cross-reference
interchangeable
224050Interchangeable
interchangeable cross-reference
interchangeable
534393-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 5400-S5-4?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 5400-S5-4?
5400-S5-4 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 5400-S5-4?
There are 5 known substitutes for 5400-S5-4: 2670-57 ITEM 1, 503-4556027, 5400-S5-4 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5400-S5-4?
5400-S5-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-410-4527. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 5400-S5-4