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Technical Data Sheet
PartsTable / COMPONENT / T772
T772 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_width: 0.641 INCHES MAXIMUM IN, head_style: HEXAGON, body_height: 0.625 INCHES MAXIMUM IN, body_length: 0.766 INCHES MAXIMUM IN, head_height: 0.270 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-017-9862, 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
T772
NSN: 5305-00-017-9862
FSC: 5305
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.641 INCHES MAXIMUM IN
head_styleHEXAGON
body_height0.625 INCHES MAXIMUM IN
body_length0.766 INCHES MAXIMUM IN
head_height0.270 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
thread_class2A A
thread_length1.125 INCHES MINIMUM IN
inclosure_typeFULLY INCLOSED
fastener_length1.500 INCHES NOMINAL IN
hardness_rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
mounting_methodTERMINAL SINGLE GROUP
NSN5305-00-017-9862
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: T772 · 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
•
WIDTH BETWEEN FLATS: 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
•
THREAD DIRECTION: RIGHT-HAND
•
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 10P STYLE AND 5 GRADE
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH BETWEEN FLATS0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
THREAD CLASS2A A
THREAD DIRECTIONRIGHT-HAND
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE AND 5 GRADE
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER0.438 INCHES IN
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
121001Interchangeable
interchangeable cross-reference
interchangeable
SM-D-623916Interchangeable
interchangeable cross-reference
interchangeable
PEI6748Interchangeable
interchangeable cross-reference
interchangeable
T772Interchangeable
interchangeable cross-reference
interchangeable
10557403-5Interchangeable
interchangeable cross-reference
interchangeable
A3103Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T772?
T772 is a TRANSFORMER,POWER.
What parts can replace T772?
There are 15 known substitutes for T772: 121001, SM-D-623916, PEI6748 and 12 more. Substitute compatibility should be verified for your specific system.
Is T772 still available?
T772 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026