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2914556 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

2914556: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL BODY, leg_length: 0.302 INCHES NOMINAL IN, seat_angle: 37.0 DEGREES, thread_class: 3A ALL ENDS A, overall_length: 2.116 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-028-4533, 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
2914556
NSN: 4730-01-028-4533
NIINs: 010284533, 010289254, 010724793, 010735851, 012422902, 014125272
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL BODY
leg_length0.302 INCHES NOMINAL IN
seat_angle37.0 DEGREES
thread_class3A ALL ENDS A
overall_length2.116 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL BOSS FIRST FLUID END CONNECTION
connection_styleEXTERNAL SEAT FOR GASKET SEAL ALL ENDS
style_designatorMALE COUPLING HALF
surface_treatmentPASSIVATE BODY
nominal_thread_size0.562 INCHES ALL ENDS IN
end_item_identificationARLEIGH BURKE CLASS DDG
quick_disconnect_methodPUSH-PULL ALL ENDS
NSN4730-01-028-4533
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 2914556 · 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 WASHER AND 2 SPRING
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BODY
•
CONNECTION STYLE: FLARED ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 WASHER AND 2 SPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BODY
CONNECTION STYLEFLARED ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
CONNECTION TYPEINTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATORMALE COUPLING HALF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE BODY
OVERALL LENGTH2.847 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES ALL ENDS IN
LEG LENGTH1.266 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
2914556-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
250R113WD12Reference document
Same NSN cross-reference
Reference document — Secondary reference
2666439-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
250R117WD12Reference document
Same NSN cross-reference
Reference document — Secondary 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 2914556?
2914556 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 2914556?
There are 4 known substitutes for 2914556: 2914556-7, 250R113WD12, 2666439-7 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2914556?
2914556 is cataloged in the U.S. Government catalog under NSN 4730-01-028-4533. This indicates validated use in U.S. government and defense supply chains.
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