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MILS43770 — SNAP HOOK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MILS43770: SNAP HOOK.

The SNAP HOOK is a the manufacturer industrial component. Key specifications include material: IRON CAST UNS F22400 OR IRON CAST UNS F22200 HOOK, design_type: FIXED, end_position: CONNECTION END IN SAME PLANE AS HOOK END, inside_width: 0.281 INCHES NOMINAL IN, inside_length: 1.062 INCHES NOMINAL IN, overall_length: 2.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-202-0094, 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
MILS43770
NSN: 5340-00-202-0094
NIINs: 002020094, 002976581, 003324343, 012122259, 014409871
FSC: 5340 — Hardware, Commercial
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialIRON CAST UNS F22400 OR IRON CAST UNS F22200 HOOK
design_typeFIXED
end_positionCONNECTION END IN SAME PLANE AS HOOK END
inside_width0.281 INCHES NOMINAL IN
inside_length1.062 INCHES NOMINAL IN
overall_length2.875 INCHES NOMINAL IN
unattached_ringNOT INCLUDED
end_connection_styleLOOP
hook_style_designatorSPRING BLADE
rubber_covered_featureNOT INCLUDED
material_document_and_classificationQQ-I-666, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-I-666, GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE CONNECTION END
NSN5340-00-202-0094
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MILS43770 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INSIDE WIDTH: 0.281 INCHES NOMINAL IN
•
UNATTACHED RING: NOT INCLUDED
•
INSIDE LENGTH: 0.812 INCHES NOMINAL IN
•
DESIGN TYPE: FIXED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698, TEMPER 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698, TEMPER 3 FED SPEC SINGLE MATERIAL RESPONSE HOOK
TECHNICAL CHARACTERISTICS
INSIDE WIDTH0.281 INCHES NOMINAL IN
UNATTACHED RINGNOT INCLUDED
INSIDE LENGTH0.812 INCHES NOMINAL IN
DESIGN TYPEFIXED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698, TEMPER 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698, TEMPER 3 FED SPEC SINGLE MATERIAL RESPONSE HOOK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-777, COMP 1050-CANCELED FED SPEC SINGLE MATERIAL RESPONSE AND QQ-S-777, COMP 1095-CANCELED FED SPEC SINGLE MATERIAL RESPONSE BLADE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-461, COMP 1006 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-W-461, COMP 1020 FED SPEC SINGLE MATERIAL RESPONSE CONNECTION END
OVERALL LENGTH1.875 INCHES NOMINAL IN
END CONNECTION STYLELOOP
END POSITIONCONNECTION END IN SAME PLANE AS HOOK END
SUBSTITUTES & CROSS-REFERENCES 2
NASM43770/1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
M43770-1SWZE2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 MILS43770?
MILS43770 is a SNAP HOOK.
What parts can replace MILS43770?
There are 2 known substitutes for MILS43770: NASM43770/1, M43770-1SWZE2. Substitute compatibility should be verified for your specific system.
What is the NSN for MILS43770?
MILS43770 is cataloged in the U.S. Government catalog under NSN 5340-00-202-0094. This indicates validated use in U.S. government and defense supply chains.
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