M3255-10 — PACKING NUT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

M3255-10: PACKING NUT.

The PACKING NUT is a the manufacturer industrial component. Key specifications include thread_size: 1 5/8-12, thread_class: 3B, overall_length: 1.250 INCHES NOMINAL IN, style_designator: HEXAGON, INTERNAL THREAD, SHOULDERED, thread_direction: RIGHT-HAND, width_across_flats: 2.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-397-7912, 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

M3255-10

NSN: 4730-01-397-7912
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0ASY6 — DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC (USA)

SPECIFICATIONS

thread_size	1 5/8-12
thread_class	3B
overall_length	1.250 INCHES NOMINAL IN
style_designator	HEXAGON, INTERNAL THREAD, SHOULDERED
thread_direction	RIGHT-HAND
width_across_flats	2.188 INCHES NOMINAL IN
casehardening_indicator	NOT CASEHARDENED
end_item_identification	8 VALVE MANIFOLD
screw_thread_series_designator	UN
NSN	4730-01-397-7912

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 2.188 INCHES NOMINAL IN

•

STYLE DESIGNATOR: HEXAGON, INTERNAL THREAD, SHOULDERED

•

THREAD DIRECTION: RIGHT-HAND

•

CASEHARDENING INDICATOR: NOT CASEHARDENED

•

THREAD SIZE: 1 5/8-12

•

SCREW THREAD SERIES DESIGNATOR: UN

•

THREAD CLASS: 3B

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	2.188 INCHES NOMINAL IN
STYLE DESIGNATOR	HEXAGON, INTERNAL THREAD, SHOULDERED
OVERALL LENGTH	1.250 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
CASEHARDENING INDICATOR	NOT CASEHARDENED
THREAD SIZE	1 5/8-12
SCREW THREAD SERIES DESIGNATOR	UN
THREAD CLASS	3B
END ITEM IDENTIFICATION	8 VALVE MANIFOLD

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

X5282-20Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 M3255-10?

M3255-10 is a PACKING NUT.

What parts can replace M3255-10?

There is 1 known substitute for M3255-10: X5282-20. Substitute compatibility should be verified for your specific system.

What is the NSN for M3255-10?

M3255-10 is cataloged in the U.S. Government catalog under NSN 4730-01-397-7912. This indicates validated use in U.S. government and defense supply chains.

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