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ST7M263 — ADAPTER,STRAIGHT,PIPE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

ST7M263: ADAPTER,STRAIGHT,PIPE TO BOSS.

The ADAPTER,STRAIGHT,PIPE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.880 INCHES NOMINAL FIRST END IN, thread_class: 2A SECOND END BULKHEAD A, special_features: WEAPON SYSTEM ESSENTIAL, surface_treatment: CHROMATE BODY. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-124-6692, 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
ST7M263
NSN: 4730-01-124-6692
NIINs: 011246692, 011255862, 011479312, 011482757, 011842063, 012330774, 012358480, 012483845, 013222638
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
flow_angle90.0 DEGREES
leg_length0.880 INCHES NOMINAL FIRST END IN
thread_class2A SECOND END BULKHEAD A
special_featuresWEAPON SYSTEM ESSENTIAL
surface_treatmentCHROMATE BODY
nominal_thread_size0.750 INCHES FIRST END IN
end_item_identificationF/A-18 HORNET AIRCRAFT
thread_series_designatorUNF FIRST END
criticality_code_justificationFEAT
nominal_outside_diameter_tube_accommodated0.500 INCHES SECOND END IN
NSN4730-01-124-6692
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: ST7M263 · 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
•
FLOW ANGLE: 90.0 DEGREES
•
CONNECTION STYLE: FLARED (TUBE) SECOND END
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE NUT
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES
CONNECTION STYLEFLARED (TUBE) SECOND END
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CRITICALITY CODE JUSTIFICATIONFEAT
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE ELBOW
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
LEG LENGTH0.600 INCHES NOMINAL FIRST END IN
SUBSTITUTES & CROSS-REFERENCES 3
ST7M263J4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10108589Reference document
Same NSN cross-reference
Reference document — Informative reference only
MIL-F-5509Reference 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 ST7M263?
ST7M263 is a ADAPTER,STRAIGHT,PIPE TO BOSS.
What parts can replace ST7M263?
There are 3 known substitutes for ST7M263: ST7M263J4, 10108589, MIL-F-5509. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M263?
ST7M263 is cataloged in the U.S. Government catalog under NSN 4730-01-124-6692. This indicates validated use in U.S. government and defense supply chains.
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