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Technical Data Sheet
PartsTable / COMPONENT / 172-111
172-111 ✓ 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: 0.310 INCHES MAXIMUM IN, head_style: HEXAGON, body_height: 3.940 INCHES MAXIMUM IN, body_length: 0.870 INCHES MAXIMUM IN, head_height: 0.156 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-022-4022, 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
172-111
NSN: 5306-00-022-4022
FSC: 5306
CAGE: 76462 — DELCO MORAINE DIV OF GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.310 INCHES MAXIMUM IN
head_styleHEXAGON
body_height3.940 INCHES MAXIMUM IN
body_length0.870 INCHES MAXIMUM IN
head_height0.156 INCHES NOMINAL IN
thread_class2A A
thread_length0.500 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
fastener_length0.500 INCHES NOMINAL IN
hardness_rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
mounting_methodTHREADED STUD(S) SINGLE GROUP
NSN5306-00-022-4022
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 172-111 · 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: 0.156 INCHES NOMINAL IN
•
WIDTH BETWEEN FLATS: 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.500 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 3 TYPE AND 8 GRADE
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.156 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
THREAD LENGTH0.500 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
NONDEFINITIVE SPEC/STD DATA3 TYPE AND 8 GRADE
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
THREAD SERIES DESIGNATORUNF
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH20
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
9001Interchangeable
interchangeable cross-reference
interchangeable
3441Interchangeable
interchangeable cross-reference
interchangeable
K3440PBAInterchangeable
interchangeable cross-reference
interchangeable
K3440EBInterchangeable
interchangeable cross-reference
interchangeable
BACOBS-1500Interchangeable
interchangeable cross-reference
interchangeable
010301-0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 172-111?
172-111 is a TRANSFORMER,POWER.
What parts can replace 172-111?
There are 17 known substitutes for 172-111: 9001, 3441, K3440PBA and 14 more. Substitute compatibility should be verified for your specific system.
Is 172-111 still available?
172-111 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