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136945-01 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

136945-01: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, thread_length: 0.225 INCHES MINIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-993-2485, 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
136945-01
NSN: 5305-00-993-2485
NIINs: 009932485, 012201864
FSC: 5305 — Screws
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
thread_length0.225 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.500 INCHES NOMINAL IN
shoulder_length0.230 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
shoulder_diameter0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
NSN5305-00-993-2485
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 136945-01 · 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
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.230 INCHES NOMINAL FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.225 INCHES MINIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.086 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.500 INCHES NOMINAL IN
SHOULDER LENGTH0.230 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.225 INCHES MINIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.086 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLESLOT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 136945-01?
136945-01 is a CIRCUIT CARD ASSEMBLY.
What is the NSN for 136945-01?
136945-01 is cataloged in the U.S. Government catalog under NSN 5305-00-993-2485. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.