PartsTable
Technical Data Sheet
10478-11 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: COPPER ALLOY 360 OVERALL, body_style: ANGLE SHAPE, PCB TYPE, flow_angle: 90.0 DEGREES, leg_length: 0.620 INCHES NOMINAL FIRST END IN, shell_type: SOLID, thread_class: 2A FIRST END A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-277-8266, 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
10478-11
NSN: 4730-00-277-8266
FSC: 4730
CAGE: 49200 — PROSPERITY A DIV OF AMETEK INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OVERALL
body_styleANGLE SHAPE, PCB TYPE
flow_angle90.0 DEGREES
leg_length0.620 INCHES NOMINAL FIRST END IN
shell_typeSOLID
thread_class2A FIRST END A
overall_width0.430 INCHES NOMINAL IN
terminal_typePIN SINGLE MATING END SINGLE CONTACT GROUPING
overall_height0.570 INCHES NOMINAL IN
overall_length7.480 INCHES NOMINAL IN
shell_materialALUMINUM ALLOY 6063
connection_typeTHREADED EXTERNAL PIPE SECOND END
NSN4730-00-277-8266
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 10478-11 · 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 THREAD SIZE: 0.250 INCHES SECOND END IN
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SEAT NOMINAL RADIUS: 0.062 INCHES FIRST END IN
FLOW ANGLE: 90.0 DEGREES
THREAD QUANTITY PER INCH: 24 FIRST END
CONNECTION STYLE: COMPRESSION (TUBE) FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.250 INCHES SECOND END IN
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SEAT NOMINAL RADIUS0.062 INCHES FIRST END IN
FLOW ANGLE90.0 DEGREES
THREAD QUANTITY PER INCH24 FIRST END
CONNECTION STYLECOMPRESSION (TUBE) FIRST END
LEG LENGTH0.750 INCHES NOMINAL SECOND END IN
THREAD SERIES DESIGNATORUNS FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
S721Interchangeable
interchangeable cross-reference
interchangeable
110 1-25/64Interchangeable
interchangeable cross-reference
interchangeable
53189Interchangeable
interchangeable cross-reference
interchangeable
1302Interchangeable
interchangeable cross-reference
interchangeable
10089Interchangeable
interchangeable cross-reference
interchangeable
5755Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10478-11?
10478-11 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 10478-11?
There are 24 known substitutes for 10478-11: S721, 110 1-25/64, 53189 and 21 more. Substitute compatibility should be verified for your specific system.
Is 10478-11 still available?
10478-11 is currently cancelled.
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