903-5912051PC1AND2 — CLAMP,HUB

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

903-5912051PC1AND2: CLAMP,HUB.

The CLAMP,HUB is a the manufacturer industrial component. Key specifications include material: STEEL COMP O1, thickness: 2.125 INCHES NOMINAL IN, bore_diameter: 2.5100 INCHES NOMINAL IN, surface_finish: 32 MICROINCHES OUTSIDE PERIPHERY, outside_diameter: 5.8120 INCHES NOMINAL IN, special_features: BORE BORE TAPERED 8 DEG, THRD COUNTERBORE 9/16 DEEP,THD 3 3/8-12UN-2B X 1/2 DEEP=. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-417-6696, 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

903-5912051PC1AND2

NSN: 3040-01-417-6696
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL COMP O1
thickness	2.125 INCHES NOMINAL IN
bore_diameter	2.5100 INCHES NOMINAL IN
surface_finish	32 MICROINCHES OUTSIDE PERIPHERY
outside_diameter	5.8120 INCHES NOMINAL IN
special_features	BORE BORE TAPERED 8 DEG, THRD COUNTERBORE 9/16 DEEP,THD 3 3/8-12UN-2B X 1/2 DEEP=
style_designator	ROUND SECTIONAL, TWO BOLT SECURED
nominal_thread_size	0.312 INCHES IN
plain_hole_diameter	0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
clamp_securing_hole_style	THREADED
screw_thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
material_document_and_classification	QQ-T-570, CLASS O1 FED SPEC SINGLE MATERIAL RESPONSE
NSN	3040-01-417-6696

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32 MICROINCHES INSIDE PERIPHERY

•

PLAIN HOLE DIAMETER: 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN

•

CLAMP SECURING HOLE STYLE: THREADED

•

STYLE DESIGNATOR: ROUND SECTIONAL, TWO BOLT SECURED

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-T-570, CLASS O1 FED SPEC SINGLE MATERIAL RESPONSE

•

OUTSIDE DIAMETER: 5.8120 INCHES NOMINAL IN

•

NOMINAL THREAD SIZE: 0.312 INCHES IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32 MICROINCHES INSIDE PERIPHERY
SURFACE FINISH	32 MICROINCHES OUTSIDE PERIPHERY
PLAIN HOLE DIAMETER	0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
CLAMP SECURING HOLE STYLE	THREADED
STYLE DESIGNATOR	ROUND SECTIONAL, TWO BOLT SECURED
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-T-570, CLASS O1 FED SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER	5.8120 INCHES NOMINAL IN
NOMINAL THREAD SIZE	0.312 INCHES IN
SPECIAL FEATURES	BORE BORE TAPERED 8 DEG, THRD COUNTERBORE 9/16 DEEP,THD 3 3/8-12UN-2B X 1/2 DEEP=
SCREW THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

SUBSTITUTES & CROSS-REFERENCES 1

5912051Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 903-5912051PC1AND2?

903-5912051PC1AND2 is a CLAMP,HUB.

What parts can replace 903-5912051PC1AND2?

There is 1 known substitute for 903-5912051PC1AND2: 5912051. Substitute compatibility should be verified for your specific system.

What is the NSN for 903-5912051PC1AND2?

903-5912051PC1AND2 is cataloged in the U.S. Government catalog under NSN 3040-01-417-6696. This indicates validated use in U.S. government and defense supply chains.

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903-5912051PC1AND2 — CLAMP,HUB

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