2578532-001B — PACKING NUT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

2578532-001B: PACKING NUT.

The PACKING NUT is a the manufacturer industrial component. Key specifications include material: STEEL, thread_size: 6.500-12, thread_class: 3B, thread_length: 1.050 INCHES NOMINAL IN, overall_length: 1.742 INCHES NOMINAL IN, special_features: DRIVE-FOUR SLOTS. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-331-3560, 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

2578532-001B

NSN: 4730-00-331-3560
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)

SPECIFICATIONS

material	STEEL
thread_size	6.500-12
thread_class	3B
thread_length	1.050 INCHES NOMINAL IN
overall_length	1.742 INCHES NOMINAL IN
special_features	DRIVE-FOUR SLOTS
style_designator	KNURLED, INTERNAL THREAD, SHOULDERED
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND PAINT
length_to_shoulder	1.312 INCHES NOMINAL IN
screw_thread_location	INTERNAL
thread_pitch_diameters	+6.4459 TO 6.4526 INCHES IN
NSN	4730-00-331-3560

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH TO SHOULDER: 1.312 INCHES NOMINAL IN

•

THREAD LENGTH: 1.050 INCHES NOMINAL IN

•

STYLE DESIGNATOR: KNURLED, INTERNAL THREAD, SHOULDERED

•

THREAD PITCH DIAMETERS: +6.4459 TO 6.4526 INCHES IN

•

THREAD DIRECTION: RIGHT-HAND

•

CASEHARDENING INDICATOR: NOT CASEHARDENED

•

THREAD SIZE: 6.500-12

TECHNICAL CHARACTERISTICS

LENGTH TO SHOULDER	1.312 INCHES NOMINAL IN
THREAD LENGTH	1.050 INCHES NOMINAL IN
STYLE DESIGNATOR	KNURLED, INTERNAL THREAD, SHOULDERED
THREAD PITCH DIAMETERS	+6.4459 TO 6.4526 INCHES IN
OVERALL LENGTH	1.742 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
CASEHARDENING INDICATOR	NOT CASEHARDENED
THREAD SIZE	6.500-12
SPECIAL FEATURES	DRIVE-FOUR SLOTS
SCREW THREAD SERIES DESIGNATOR	UNJS

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

2578532Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 2578532-001B?

2578532-001B is a PACKING NUT.

What parts can replace 2578532-001B?

There is 1 known substitute for 2578532-001B: 2578532. Substitute compatibility should be verified for your specific system.

What is the NSN for 2578532-001B?

2578532-001B is cataloged in the U.S. Government catalog under NSN 4730-00-331-3560. This indicates validated use in U.S. government and defense supply chains.

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2578532-001B — PACKING NUT

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