781E557 PIECE7 — BOLT,FLUID PASSAGE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

781E557 PIECE7: BOLT,FLUID PASSAGE.

The BOLT,FLUID PASSAGE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 9.260 INCHES NOMINAL IN, concentric_hole_depth: 5.760 INCHES NOMINAL IN, first_end_thread_class: 2A A, first_end_thread_length: 1.000 INCHES NOMINAL IN, wrenching_feature_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-130-8774, 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

781E557 PIECE7

NSN: 4730-01-130-8774
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)

SPECIFICATIONS

material	COPPER ALLOY
overall_length	9.260 INCHES NOMINAL IN
concentric_hole_depth	5.760 INCHES NOMINAL IN
first_end_thread_class	2A A
first_end_thread_length	1.000 INCHES NOMINAL IN
wrenching_feature_style	ROUND
concentric_hole_diameter	0.312 INCHES NOMINAL IN
first_end_connection_type	THREADED EXTERNAL TUBE
first_end_style_designator	PLAIN
first_end_thread_direction	RIGHT-HAND
first_end_nominal_thread_size	0.500 INCHES IN
first_radial_fluid_hole_diameter	0.156 INCHES NOMINAL IN
NSN	4730-01-130-8774

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)

•

FIRST END THREAD DIRECTION: RIGHT-HAND

•

FIRST END THREAD CLASS: 2A A

•

FIRST END STYLE DESIGNATOR: PLAIN

•

SECOND DIAMETER FROM WRENCHING FEATURE: 0.620 INCHES NOMINAL IN

•

CONCENTRIC HOLE DEPTH: 5.760 INCHES NOMINAL IN

•

FIRST END THREAD LENGTH: 1.000 INCHES NOMINAL IN

•

WRENCHING FEATURE STYLE: ROUND

TECHNICAL CHARACTERISTICS

FIRST END THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
FIRST END THREAD DIRECTION	RIGHT-HAND
FIRST END THREAD CLASS	2A A
FIRST END STYLE DESIGNATOR	PLAIN
SECOND DIAMETER FROM WRENCHING FEATURE	0.620 INCHES NOMINAL IN
CONCENTRIC HOLE DEPTH	5.760 INCHES NOMINAL IN
FIRST END THREAD LENGTH	1.000 INCHES NOMINAL IN
WRENCHING FEATURE STYLE	ROUND
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-626,COMP 22,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	9.260 INCHES NOMINAL IN

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

No substitute or cross-reference records for this part.

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 781E557 PIECE7?

781E557 PIECE7 is a BOLT,FLUID PASSAGE.

What is the NSN for 781E557 PIECE7?

781E557 PIECE7 is cataloged in the U.S. Government catalog under NSN 4730-01-130-8774. This indicates validated use in U.S. government and defense supply chains.

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781E557 PIECE7 — BOLT,FLUID PASSAGE

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