1227F448 — NUT,PLAIN,OCTAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

1227F448: NUT,PLAIN,OCTAGON.

The NUT,PLAIN,OCTAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: PLAIN, OCTAGON, nut_height: 0.438 INCHES NOMINAL IN, thread_class: 3B, thread_series: UN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-765-2815, 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

1227F448

NSN: 5310-00-765-2815
FSC: 5310 — Nuts and Washers
CAGE: 3D6E9 — MERITOR INDUSTRIAL PRODUCTS, LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	PLAIN, OCTAGON
nut_height	0.438 INCHES NOMINAL IN
thread_class	3B
thread_series	UN
thread_direction	RIGHT-HAND
width_across_flats	4.875 INCHES NOMINAL IN
nominal_thread_size	3.375 INCHES IN
bearing_surface_type	CHAMFERED
thread_quantity_per_inch	12
material_document_and_classification	1227-K-531 FSCM 19207 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-00-765-2815

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 4.875 INCHES NOMINAL IN

•

THREAD SERIES: UN

•

MATERIAL DOCUMENT AND CLASSIFICATION: 1227-K-531 FSCM 19207 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 3.375 INCHES IN

•

NUT HEIGHT: 0.438 INCHES NOMINAL IN

•

NUT STYLE: PLAIN, OCTAGON

•

THREAD CLASS: 3B

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	4.875 INCHES NOMINAL IN
THREAD SERIES	UN
MATERIAL DOCUMENT AND CLASSIFICATION	1227-K-531 FSCM 19207 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	3.375 INCHES IN
NUT HEIGHT	0.438 INCHES NOMINAL IN
NUT STYLE	PLAIN, OCTAGON
THREAD CLASS	3B
THREAD QUANTITY PER INCH	12
MATERIAL	STEEL OVERALL

OTHER ITEMS IN FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 2

CPR100831Reference document

Same NSN cross-reference

Reference document — Secondary reference

138798R1Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 1227F448?

1227F448 is a NUT,PLAIN,OCTAGON.

What parts can replace 1227F448?

There are 2 known substitutes for 1227F448: CPR100831, 138798R1. Substitute compatibility should be verified for your specific system.

What is the NSN for 1227F448?

1227F448 is cataloged in the U.S. Government catalog under NSN 5310-00-765-2815. This indicates validated use in U.S. government and defense supply chains.

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1227F448 — NUT,PLAIN,OCTAGON

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