8003557 — BLOCK,TACKLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8003557: BLOCK,TACKLE.

The BLOCK,TACKLE is a the manufacturer industrial component. Key specifications include block_type: REGULAR, becket_type: SWIVEL EYE, attachment_style: DRILLED SWIVEL EYE, special_features: 18 IN. SINGLE BLOCK,GROOVED FOR 3/4 IN.

ROPE IN, tackle_accommodated_type: WIRE ROPE, criticality_code_justification: FEAT. This part is cataloged in the U.S. Government catalog under NSN 3940-01-338-5866, 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

8003557

NSN: 3940-01-338-5866
FSC: 3940 — Blocks, Tackle, Rigging, and Slings
CAGE: 76257 — CROSBY GROUP INC THE MCKISSICK PLANT DIV (USA)

SPECIFICATIONS

block_type	REGULAR
becket_type	SWIVEL EYE
attachment_style	DRILLED SWIVEL EYE
special_features	18 IN. SINGLE BLOCK,GROOVED FOR 3/4 IN. ROPE IN
tackle_accommodated_type	WIRE ROPE
criticality_code_justification	FEAT
NSN	3940-01-338-5866

COMPONENT DIAGRAM

KEY FEATURES

•

ATTACHMENT STYLE: DRILLED SWIVEL EYE

•

BECKET TYPE: SWIVEL EYE

•

TACKLE ACCOMMODATED TYPE: WIRE ROPE

•

BLOCK TYPE: REGULAR

•

CRITICALITY CODE JUSTIFICATION: FEAT

TECHNICAL CHARACTERISTICS

ATTACHMENT STYLE	DRILLED SWIVEL EYE
BECKET TYPE	SWIVEL EYE
TACKLE ACCOMMODATED TYPE	WIRE ROPE
BLOCK TYPE	REGULAR
CRITICALITY CODE JUSTIFICATION	FEAT
SPECIAL FEATURES	18 IN. SINGLE BLOCK,GROOVED FOR 3/4 IN. ROPE IN

SUBSTITUTES & CROSS-REFERENCES 3

6609842ITEM32Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

6609842Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

8911-247-21Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 8003557?

8003557 is a BLOCK,TACKLE.

What parts can replace 8003557?

There are 3 known substitutes for 8003557: 6609842ITEM32, 6609842, 8911-247-21. Substitute compatibility should be verified for your specific system.

What is the NSN for 8003557?

8003557 is cataloged in the U.S. Government catalog under NSN 3940-01-338-5866. This indicates validated use in U.S. government and defense supply chains.

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8003557 — BLOCK,TACKLE

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