PartsTable
Technical Data Sheet
CMC-4-5503-16-16 ✓ 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 ADAPTER,STRAIGHT,TUBE TO HOSE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: UNTHREADED EXTERNAL HOSE SECOND END, connection_style: GRIPPING NIPPLE (NOSE) SECOND END, nominal_thread_size: 1.312 INCHES FIRST END IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-291-8477, 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
CMC-4-5503-16-16
NSN: 4730-01-291-8477
FSC: 4730
CAGE: 53159 — CUSTOM HYDRAULIC & MACHINE, INC. DBA CUSTOM HYDRAULIC & MACHINE INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeUNTHREADED EXTERNAL HOSE SECOND END
connection_styleGRIPPING NIPPLE (NOSE) SECOND END
nominal_thread_size1.312 INCHES FIRST END IN
nominal_overall_length4.484 INCHES IN
end_item_identificationJKN WASP CLASS LHD
thread_quantity_per_inch12 FIRST END
thread_series_designatorUN FIRST END
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_inside_diameter_hose_accommodated1.000 INCHES SECOND END IN
NSN4730-01-291-8477
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: CMC-4-5503-16-16 · 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 INSIDE DIAMETER HOSE ACCOMMODATED: 1.000 INCHES SECOND END IN
NOMINAL THREAD SIZE: 1.312 INCHES FIRST END IN
MATERIAL: NICKEL ALLOY OVERALL
THREAD SERIES DESIGNATOR: UN FIRST END
SEAT ANGLE: 37.0 DEGREES FIRST END
CONNECTION TYPE: UNTHREADED EXTERNAL HOSE SECOND END
NOMINAL OVERALL LENGTH: 4.484 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED1.000 INCHES SECOND END IN
END ITEM IDENTIFICATIONJKN WASP CLASS LHD
NOMINAL THREAD SIZE1.312 INCHES FIRST END IN
MATERIALNICKEL ALLOY OVERALL
THREAD SERIES DESIGNATORUN FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
CONNECTION TYPEUNTHREADED EXTERNAL HOSE SECOND END
NOMINAL OVERALL LENGTH4.484 INCHES IN
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
20634-16-16ML1Interchangeable
interchangeable cross-reference
interchangeable
4-4730-16Interchangeable
interchangeable cross-reference
interchangeable
4-4730-16L1Interchangeable
interchangeable cross-reference
interchangeable
5012-16MAInterchangeable
interchangeable cross-reference
interchangeable
H4011-16-MInterchangeable
interchangeable cross-reference
interchangeable
4-411-16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy CMC-4-5503-16-16?
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 CMC-4-5503-16-16?
CMC-4-5503-16-16 is a ADAPTER,STRAIGHT,TUBE TO HOSE.
What parts can replace CMC-4-5503-16-16?
There are 28 known substitutes for CMC-4-5503-16-16: 20634-16-16ML1, 4-4730-16, 4-4730-16L1 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CMC-4-5503-16-16?
CMC-4-5503-16-16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-291-8477. 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 — CMC-4-5503-16-16