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FF-T-791 — TURNBUCKLE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

FF-T-791: TURNBUCKLE.

The TURNBUCKLE is a the manufacturer industrial component. Key specifications include length: 18.000 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, end_style: CLEVIS AND CLEVIS, eye_width: 1.000 INCHES MINIMUM IN, nut_style: WING, body_style: ROUND OPEN BODY. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-003-6685, 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
FF-T-791
NSN: 5306-00-003-6685
NIINs: 000036685, 000522622, 001079048, 001404782, 001417179, 001504777, 001584230, 001686315, 001799249, 001799250, 001842783, 001878174, 001878175, 001878176, 001878177, 001878179, 001878180, 001878181, 001878182, 001878184, 001878185, 001878186, 001878187, 001878189, 001878190, 001878191, 001878192, 001878193, 001878194, 001878201, 001880280, 001880281, 001880282, 001880285, 001880287, 001880288, 001880290, 001880292, 001880295, 001880328, 001880329, 001880330, 001880331, 001880332, 001880333, 001880334, 001880335, 001880336, 001880337, 001880338, 001880339, 001880341, 001880343, 001880344, 001880346, 001880347, 001880348, 001880354, 001880355, 001880358, 001880359, 001880360, 001949864, 002346975, 002459373, 002940952, 003092375, 004022674, 004052535, 004116457, 004316962, 004571394, 004786617, 004824317, 004925954, 005016187, 005016188, 005983329, 005989246, 006165225, 006190078, 006633411, 008511618, 008755633, 009241707, 009330595, 009470141, 009547057, 009850408, 009909920, 009956335, 010298881, 010554942, 010554943, 010663966, 010772228, 010813074, 010841572, 010960281, 010986553, 011051308, 011154619, 011211961, 011212957, 011247919, 011338829, 011378929, 011379711, 011437518, 011743174, 011867756, 011910700, 012487962, 012490589, 012648373, 012689139, 012981351, 013528668, 013588653, 013794199, 013917919, 014485256, 014809599, 016175599
FSC: 5306 — Bolts
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
length18.000 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
end_styleCLEVIS AND CLEVIS
eye_width1.000 INCHES MINIMUM IN
nut_styleWING
body_styleROUND OPEN BODY
end_radius0.340 INCHES NOMINAL IN
eye_length0.938 INCHES MINIMUM IN
fork_depth0.720 INCHES NOMINAL IN
fork_width0.750 INCHES MINIMUM IN
hole_shapeROUND
body_length19.875 INCHES MINIMUM IN
NSN5306-00-003-6685
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-T-791 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
EYE STOCK DIAMETER: 0.438 INCHES NOMINAL IN
•
EYE WIDTH: 0.719 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-Z-17871 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 4.250 INCHES MINIMUM IN
•
SHANK LENGTH: 5.719 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OVAL, CLOSED
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
TECHNICAL CHARACTERISTICS
EYE STOCK DIAMETER0.438 INCHES NOMINAL IN
EYE WIDTH0.719 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-Z-17871 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH4.250 INCHES MINIMUM IN
SHANK LENGTH5.719 INCHES NOMINAL IN
STYLE DESIGNATOROVAL, CLOSED
OVERALL LENGTH6.969 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
THREAD DIRECTIONLEFT-HAND
EYE LENGTH1.250 INCHES MINIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
MS27950-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 FF-T-791?
FF-T-791 is a TURNBUCKLE.
What parts can replace FF-T-791?
There is 1 known substitute for FF-T-791: MS27950-7. Substitute compatibility should be verified for your specific system.
What is the NSN for FF-T-791?
FF-T-791 is cataloged in the U.S. Government catalog under NSN 5306-00-003-6685. This indicates validated use in U.S. government and defense supply chains.
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