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5172D — BOLT,TEE HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5172D: BOLT,TEE HEAD.

The BOLT,TEE HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: TEE NO. 4, head_length: 0.982 INCHES MINIMUM AND 0.984 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 1.563 INCHES MINIMUM AND 1.688 INCHES MAXIMUM IN, fastener_length: 2.503 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5306-00-499-4755, 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
5172D
NSN: 5306-00-499-4755
FSC: 5306 — Bolts
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleTEE NO. 4
head_length0.982 INCHES MINIMUM AND 0.984 INCHES MAXIMUM IN
thread_class3A A
thread_length1.563 INCHES MINIMUM AND 1.688 INCHES MAXIMUM IN
fastener_length2.503 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
head_inside_diameter0.4375 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
nominal_thread_diameter0.563 INCHES IN
thread_quantity_per_inch12
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
tee_bolt_cylindrical_head_diameter0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
NSN5306-00-499-4755
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5172D · 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 INSIDE DIAMETER: 0.4375 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.503 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN
•
TEE BOLT CYLINDRICAL HEAD DIAMETER: 0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.563 INCHES MINIMUM AND 1.688 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.563 INCHES IN
•
HEAD STYLE: TEE NO. 4
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD LENGTH: 0.982 INCHES MINIMUM AND 0.984 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD INSIDE DIAMETER0.4375 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
FASTENER LENGTH2.503 INCHES MINIMUM AND 2.508 INCHES MAXIMUM IN
TEE BOLT CYLINDRICAL HEAD DIAMETER0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
THREAD LENGTH1.563 INCHES MINIMUM AND 1.688 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.563 INCHES IN
HEAD STYLETEE NO. 4
THREAD DIRECTIONRIGHT-HAND
HEAD LENGTH0.982 INCHES MINIMUM AND 0.984 INCHES MAXIMUM IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH12
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5172D?
5172D is a BOLT,TEE HEAD.
What is the NSN for 5172D?
5172D is cataloged in the U.S. Government catalog under NSN 5306-00-499-4755. This indicates validated use in U.S. government and defense supply chains.
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