B831-4120-5 — COLLAR,SHAFT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

B831-4120-5: COLLAR,SHAFT.

The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, thickness: 0.500 INCHES NOMINAL IN, bore_diameter: 0.6250 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN, outside_diameter: 1.250 INCHES NOMINAL IN, special_features: COLLAR HAS A 0.125 IN PILOT HOLE IN, style_designator: PLAIN ROUND. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-495-9559, 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

B831-4120-5

NSN: 3040-01-495-9559
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

material	NICKEL ALLOY
thickness	0.500 INCHES NOMINAL IN
bore_diameter	0.6250 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN
outside_diameter	1.250 INCHES NOMINAL IN
special_features	COLLAR HAS A 0.125 IN PILOT HOLE IN
style_designator	PLAIN ROUND
end_item_identification	CRADLE HANDLING ASSY; SEAWOLF CLASS SUBMARINE SSN 23.
securing_hole_type_and_location	UNTHREADED 1ST HOLE
NSN	3040-01-495-9559

COMPONENT DIAGRAM

KEY FEATURES

•

SECURING HOLE TYPE AND LOCATION: UNTHREADED 1ST HOLE

•

STYLE DESIGNATOR: PLAIN ROUND

•

OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN

•

BORE DIAMETER: 0.6250 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN

•

MATERIAL: NICKEL ALLOY

•

THICKNESS: 0.500 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SECURING HOLE TYPE AND LOCATION	UNTHREADED 1ST HOLE
STYLE DESIGNATOR	PLAIN ROUND
OUTSIDE DIAMETER	1.250 INCHES NOMINAL IN
SPECIAL FEATURES	COLLAR HAS A 0.125 IN PILOT HOLE IN
END ITEM IDENTIFICATION	CRADLE HANDLING ASSY; SEAWOLF CLASS SUBMARINE SSN 23.
BORE DIAMETER	0.6250 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN
MATERIAL	NICKEL ALLOY
THICKNESS	0.500 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

B831-4120Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

596-7409700Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 B831-4120-5?

B831-4120-5 is a COLLAR,SHAFT.

What parts can replace B831-4120-5?

There are 2 known substitutes for B831-4120-5: B831-4120, 596-7409700. Substitute compatibility should be verified for your specific system.

What is the NSN for B831-4120-5?

B831-4120-5 is cataloged in the U.S. Government catalog under NSN 3040-01-495-9559. This indicates validated use in U.S. government and defense supply chains.

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