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PartsTable / COMPONENT / 145181
145181 ✓ 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 TRANSISTOR is a the manufacturer industrial component. Key specifications include end_type: FLAT AND TRIANGULAR ONE END, material: PLASTIC PHENOLIC, head_style: PAN, head_height: 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN, head_diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, overall_length: 9.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-014-5181, 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
145181
NSN: 5305-00-014-5181
FSC: 5305
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
end_typeFLAT AND TRIANGULAR ONE END
materialPLASTIC PHENOLIC
head_stylePAN
head_height0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
head_diameter0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
overall_length9.750 INCHES NOMINAL IN
fastener_length0.312 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.375 INCHES NOMINAL IN
special_featuresCHEMICAL RESISTANCE, AUTOCLAVABLEWITHSTANDS TEMPERATURES FROM MINUS 100DEGREES TO PLUS 150 DEGREES CELCIUS, FLAT PADDLE ONE END AND TRIANGULAR PADDLE AT THE OTHER
features_providedHERMETICALLY SEALED CASE
NSN5305-00-014-5181
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 145181 · 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 STYLE: PAN
•
MATERIAL: STEEL OVERALL
•
HEAD HEIGHT: 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
•
FEATURES PROVIDED: CASEHARDENED
•
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 9S STYLE
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
FASTENER LENGTH: 0.312 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEPAN
MATERIALSTEEL OVERALL
HEAD HEIGHT0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
FEATURES PROVIDEDCASEHARDENED
NONDEFINITIVE SPEC/STD DATAB TYPE AND 9S STYLE
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
FASTENER LENGTH0.312 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
NONMACHINE NOMINAL THREAD DIAMETER0.125 INCHES IN
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
FFS107TYPEBSTYLE9SInterchangeable
interchangeable cross-reference
interchangeable
145183Interchangeable
interchangeable cross-reference
interchangeable
145191Interchangeable
interchangeable cross-reference
interchangeable
145193Interchangeable
interchangeable cross-reference
interchangeable
145205Interchangeable
interchangeable cross-reference
interchangeable
FF-S-107Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 145181?
145181 is a TRANSISTOR.
What parts can replace 145181?
There are 17 known substitutes for 145181: FFS107TYPEBSTYLE9S, 145183, 145191 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 145181?
145181 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-014-5181. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026