MS90729-3 — SHACKLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MS90729-3: SHACKLE.

The SHACKLE is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL COMP 1020, end_condition: PLAIN, inside_length: 3.688 INCHES MINIMUM AND 4.188 INCHES MAXIMUM IN, opening_width: 1.969 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN, style_designator: CHAIN, breaking_strength: 80000.0 HARNESS GROUP 1. This part is cataloged in the U.S.

Government catalog under NSN 4030-00-377-1204, 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

MS90729-3

NSN: 4030-00-377-1204
FSC: 4030 — Fittings for Rope, Cable, and Chain
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	STEEL OR STEEL COMP 1020
end_condition	PLAIN
inside_length	3.688 INCHES MINIMUM AND 4.188 INCHES MAXIMUM IN
opening_width	1.969 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN
style_designator	CHAIN
breaking_strength	80000.0 HARNESS GROUP 1
material_diameter	1.250 INCHES MINIMUM IN
surface_treatment	ZINC OR ZINC AND CHROMATE
closure_head_style	FLAT
locking_device_type	COTTER PIN
nondefinitive_spec/std_data	2 TYPE AND B GRADE AND 1 CLASS
material_document_and_classification	ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE
NSN	4030-00-377-1204

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A153 ASSN STD 1ST TREATMENT RESPONSE OR QQ-Z-325,CL 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-Z-325,CL 2 FED SPEC 3RD TREATMENT RESPONSE

•

INSIDE LENGTH: 3.688 INCHES MINIMUM AND 4.188 INCHES MAXIMUM IN

•

END CONDITION: PLAIN

•

MATERIAL DIAMETER: 1.250 INCHES MINIMUM IN

•

STYLE DESIGNATOR: CHAIN

•

OPENING WIDTH: 1.969 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE

•

LOCKING DEVICE TYPE: COTTER PIN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A153 ASSN STD 1ST TREATMENT RESPONSE OR QQ-Z-325,CL 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-Z-325,CL 2 FED SPEC 3RD TREATMENT RESPONSE
INSIDE LENGTH	3.688 INCHES MINIMUM AND 4.188 INCHES MAXIMUM IN
END CONDITION	PLAIN
MATERIAL DIAMETER	1.250 INCHES MINIMUM IN
STYLE DESIGNATOR	CHAIN
OPENING WIDTH	1.969 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE
LOCKING DEVICE TYPE	COTTER PIN
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND B GRADE AND 1 CLASS
CLOSURE HEAD STYLE	FLAT

SUBSTITUTES & CROSS-REFERENCES 5

G215-1-1-4Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

RR-C-271Reference document

Same NSN cross-reference

Reference document — Identification reference

F271-A42-B1Z20Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MILS24214Reference document

Same NSN cross-reference

Reference document — Secondary reference

RR-C-271,TYIVB,GRB,CL1,SZ1-1/4INReference 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 MS90729-3?

MS90729-3 is a SHACKLE.

What parts can replace MS90729-3?

There are 5 known substitutes for MS90729-3: G215-1-1-4, RR-C-271, F271-A42-B1Z20 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS90729-3?

MS90729-3 is cataloged in the U.S. Government catalog under NSN 4030-00-377-1204. This indicates validated use in U.S. government and defense supply chains.

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