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AP316-T-04 — COUPLING,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

AP316-T-04: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3B ALL ENDS, connection_type: THREADED INTERNAL TUBE ALL ENDS, connection_style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END, style_designator: SWIVEL, WRENCHING FACILITIES EACH END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-191-9280, 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
AP316-T-04
NSN: 4730-01-191-9280
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01673 — SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS (USA)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class3B ALL ENDS
connection_typeTHREADED INTERNAL TUBE ALL ENDS
connection_styleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
style_designatorSWIVEL, WRENCHING FACILITIES EACH END
nominal_thread_size0.438 INCHES ALL ENDS IN
nominal_overall_length1.310 INCHES IN
end_item_identification55N AIRCRAFT, HARRIER AV-8B.
thread_quantity_per_inch24 SECOND END
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
furnished_items_and_quantity1 LOCKNUT
NSN4730-01-191-9280
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AP316-T-04 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 LOCKNUT
•
CONNECTION STYLE: SWIVEL NUT INVERTED FLARE (TUBE) SECOND END
•
NOMINAL OVERALL LENGTH: 1.310 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: SWIVEL, WRENCHING FACILITIES EACH END
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 LOCKNUT
CONNECTION STYLESWIVEL NUT INVERTED FLARE (TUBE) SECOND END
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
NOMINAL OVERALL LENGTH1.310 INCHES IN
CONNECTION TYPETHREADED INTERNAL TUBE ALL ENDS
STYLE DESIGNATORSWIVEL, WRENCHING FACILITIES EACH END
MATERIAL DOCUMENT AND CLASSIFICATIONAMS4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES FIRST END
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 2
7M778Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
7M778T4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AP316-T-04?
AP316-T-04 is a COUPLING,TUBE.
What parts can replace AP316-T-04?
There are 2 known substitutes for AP316-T-04: 7M778, 7M778T4. Substitute compatibility should be verified for your specific system.
What is the NSN for AP316-T-04?
AP316-T-04 is cataloged in the U.S. Government catalog under NSN 4730-01-191-9280. This indicates validated use in U.S. government and defense supply chains.
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