420390-3 — BOLT,FLUID PASSAGE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

420390-3: BOLT,FLUID PASSAGE.

The BOLT,FLUID PASSAGE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, head_diameter: 3.250 INCHES NOMINAL IN, first_end_thread_class: 3A A, first_end_thread_length: 0.687 INCHES NOMINAL IN, wrenching_feature_style: ROUND, cotter_pin_hole_diameter: 0.219 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-063-9281, 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

420390-3

NSN: 4730-01-063-9281
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)

SPECIFICATIONS

material	NICKEL ALLOY
head_diameter	3.250 INCHES NOMINAL IN
first_end_thread_class	3A A
first_end_thread_length	0.687 INCHES NOMINAL IN
wrenching_feature_style	ROUND
cotter_pin_hole_diameter	0.219 INCHES NOMINAL IN
first_end_connection_type	THREADED EXTERNAL TUBE
first_end_thread_direction	RIGHT-HAND
second_end_style_designator	PLAIN
first_end_nominal_thread_size	2.438 INCHES IN
first_end_thread_quantity_per_inch	16
first_end_thread_series_designator	UNS
NSN	4730-01-063-9281

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END THREAD SERIES DESIGNATOR: UNS

•

FIRST END THREAD DIRECTION: RIGHT-HAND

•

FIRST END THREAD CLASS: 3A A

•

COTTER PIN HOLE DIAMETER: 0.219 INCHES NOMINAL IN

•

FIRST END THREAD QUANTITY PER INCH: 16

•

FIRST END THREAD LENGTH: 0.687 INCHES NOMINAL IN

•

WRENCHING FEATURE STYLE: ROUND

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

FIRST END THREAD SERIES DESIGNATOR	UNS
FIRST END THREAD DIRECTION	RIGHT-HAND
FIRST END THREAD CLASS	3A A
COTTER PIN HOLE DIAMETER	0.219 INCHES NOMINAL IN
FIRST END THREAD QUANTITY PER INCH	16
FIRST END THREAD LENGTH	0.687 INCHES NOMINAL IN
WRENCHING FEATURE STYLE	ROUND
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE
SECOND END STYLE DESIGNATOR	PLAIN
FIRST END CONNECTION TYPE	THREADED EXTERNAL TUBE

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 1

EPA21A00-070Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 420390-3?

420390-3 is a BOLT,FLUID PASSAGE.

What parts can replace 420390-3?

There is 1 known substitute for 420390-3: EPA21A00-070. Substitute compatibility should be verified for your specific system.

What is the NSN for 420390-3?

420390-3 is cataloged in the U.S. Government catalog under NSN 4730-01-063-9281. This indicates validated use in U.S. government and defense supply chains.

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420390-3 — BOLT,FLUID PASSAGE

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