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T489 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

T489: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, head_style: HEXAGON, grip_length: 1.062 INCHES NOMINAL IN, head_height: 0.319 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.938 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-426-2970, 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
T489
NSN: 5306-00-426-2970
NIINs: 004262970, 008555703
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
head_styleHEXAGON
grip_length1.062 INCHES NOMINAL IN
head_height0.319 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
thread_class2A A
thread_length0.938 INCHES MINIMUM IN
fastener_length2.000 INCHES NOMINAL IN
hardness_rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
peripheral_diameter0.455 INCHES MINIMUM AND 0.461 INCHES MAXIMUM IN
width_between_flats0.612 INCHES MINIMUM AND 0.652 INCHES MAXIMUM IN
NSN5306-00-426-2970
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: T489 · 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
•
HEAD HEIGHT: 0.319 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
THREAD LENGTH: 0.938 INCHES MINIMUM IN
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-1222,GR 8 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.319 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
FASTENER LENGTH2.000 INCHES NOMINAL IN
THREAD LENGTH0.938 INCHES MINIMUM IN
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-1222,GR 8 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.062 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
MIL-S-1222Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-DTL-1222Reference document
Same NSN cross-reference
Reference document — Identification 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 T489?
T489 is a BOLT,MACHINE.
What parts can replace T489?
There are 2 known substitutes for T489: MIL-S-1222, MIL-DTL-1222. Substitute compatibility should be verified for your specific system.
What is the NSN for T489?
T489 is cataloged in the U.S. Government catalog under NSN 5306-00-426-2970. This indicates validated use in U.S. government and defense supply chains.
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