PartsTable
Technical Data Sheet
DY90-T-16L ✓ 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

SEAL,CONICAL,FLARED TUBE FITTING. Key specifications include material: COPPER ALLOY, body_length: 0.125 INCHES NOMINAL IN, wall_thickness: 0.010 INCHES NOMINAL IN, outside_diameter: 1.208 INCHES NOMINAL IN, special_features: L AFTER DASH NUMBER WILL BE LOX CLEANED AND PACKAGED IN ACCORDANCE WITH MAC SPECIFICATION 27M100, style_designator: SEAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-102-5964, 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
DY90-T-16L
NSN: 4730-01-102-5964
FSC: 4730
CAGE: 64162 — DEL AEROSPACE INC DBA DEL AEROSPACE INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_length0.125 INCHES NOMINAL IN
wall_thickness0.010 INCHES NOMINAL IN
outside_diameter1.208 INCHES NOMINAL IN
special_featuresL AFTER DASH NUMBER WILL BE LOX CLEANED AND PACKAGED IN ACCORDANCE WITH MAC SPECIFICATION 27M100
style_designatorSEAL
seat_angle_in_deg37.0
surface_treatmentTIN
casehardening_indicatorNOT CASEHARDENED
hose/tube_outside_diameter_for_which_designed1.000 INCHES NOMINAL IN
NSN4730-01-102-5964
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: DY90-T-16L · 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
HOSE/TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.000 INCHES NOMINAL IN
BODY LENGTH: 0.125 INCHES NOMINAL IN
OUTSIDE DIAMETER: 1.208 INCHES NOMINAL IN
SEAT ANGLE IN DEG: 37.0
SURFACE TREATMENT: TIN
STYLE DESIGNATOR: SEAL
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
HOSE/TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.000 INCHES NOMINAL IN
SPECIAL FEATURESL AFTER DASH NUMBER WILL BE LOX CLEANED AND PACKAGED IN ACCORDANCE WITH MAC SPECIFICATION 27M100
BODY LENGTH0.125 INCHES NOMINAL IN
OUTSIDE DIAMETER1.208 INCHES NOMINAL IN
SEAT ANGLE IN DEG37.0
SURFACE TREATMENTTIN
STYLE DESIGNATORSEAL
MATERIALCOPPER ALLOY
CASEHARDENING INDICATORNOT CASEHARDENED
WALL THICKNESS0.010 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
7M27C12Interchangeable
interchangeable cross-reference
interchangeable
SEC027C12LInterchangeable
interchangeable cross-reference
interchangeable
44300-550-1Interchangeable
interchangeable cross-reference
interchangeable
VSF1015A4Interchangeable
interchangeable cross-reference
interchangeable
7A4Interchangeable
interchangeable cross-reference
interchangeable
SEC027A6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DY90-T-16L?
DY90-T-16L is a SEAL,CONICAL,FLARED TUBE FITTING.
What parts can replace DY90-T-16L?
There are 19 known substitutes for DY90-T-16L: 7M27C12, SEC027C12L, 44300-550-1 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DY90-T-16L?
DY90-T-16L is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-102-5964. This indicates validated use in U.S. government and defense supply chains.
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