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640-541 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

640-541: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, head_style: FLAT COUNTERSUNK, body_height: 0.135 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, body_length: 0.745 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.333 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-781-5663, 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
640-541
NSN: 5305-00-781-5663
NIINs: 007815663, 011393504
FSC: 5305 — Screws
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
body_width0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
head_styleFLAT COUNTERSUNK
body_height0.135 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
body_length0.745 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.333 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
screw_materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304
fastener_length1.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
features_providedMEDIUM SPEED AND W/ENABLE AND LOW POWER AND MONOLITHIC
NSN5305-00-781-5663
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 640-541 · 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
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES
•
THREAD LENGTH: 0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH1.000 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES
THREAD LENGTH0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
SUBSTITUTES & CROSS-REFERENCES 9
10125489Reference document
Same NSN cross-reference
Reference document — Informative reference only
10075816Reference document
Same NSN cross-reference
Reference document — Secondary reference
PBF1068-415CReference document
Same NSN cross-reference
Reference document — Secondary reference
E125-415Reference document
Same NSN cross-reference
Reference document — Secondary reference
106751-3-415CReference document
Same NSN cross-reference
Reference document — Secondary reference
MS24693-C276Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 640-541?
640-541 is a MICROCIRCUIT,DIGITAL.
What parts can replace 640-541?
There are 9 known substitutes for 640-541: 10125489, 10075816, PBF1068-415C and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 640-541?
640-541 is cataloged in the U.S. Government catalog under NSN 5305-00-781-5663. This indicates validated use in U.S. government and defense supply chains.
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