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SD2909 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SD2909: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: VERTEX CENTER OR ABOVE, body_width: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, ring_style: INTERNAL, body_height: 0.030 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN, body_length: 0.240 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-282-6346, 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
SD2909
NSN: 5325-00-282-6346
NIINs: 002826346, 007620648
FSC: 5325 — Fastening Devices
CAGE: 35311 — AMERICAN STANDARD INC WESTINGHOUSE AIR BRAKE CO DIV (USA)
SPECIFICATIONS
materialSTEEL
end_styleVERTEX CENTER OR ABOVE
body_width0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
ring_styleINTERNAL
body_height0.030 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
body_length0.240 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
usage_designINTERNAL
inside_diameter1.846 INCHES MINIMUM AND 1.866 INCHES MAXIMUM IN
major_thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
outside_diameter2.221 INCHES MINIMUM AND 2.241 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/BUFFERED OUTPUT AND BURN IN
output_logic_formMETAL OXIDE-SEMICONDUCTOR LOGIC
NSN5325-00-282-6346
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SD2909 · 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
•
MATERIAL HARDNESS RATING: 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: INTERNAL
•
END STYLE: VERTEX CENTER OR ABOVE
•
CROSS-SECTIONAL SHAPE STYLE: ROUNDED CORNERS
•
OUTSIDE DIAMETER: 2.221 INCHES MINIMUM AND 2.241 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.846 INCHES MINIMUM AND 1.866 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
USAGE DESIGNINTERNAL
END STYLEVERTEX CENTER OR ABOVE
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
OUTSIDE DIAMETER2.221 INCHES MINIMUM AND 2.241 INCHES MAXIMUM IN
MAJOR THICKNESS0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
INSIDE DIAMETER1.846 INCHES MINIMUM AND 1.866 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEINTERNAL
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
FC6435Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SD2909?
SD2909 is a MICROCIRCUIT,DIGITAL.
What parts can replace SD2909?
There is 1 known substitute for SD2909: FC6435. Substitute compatibility should be verified for your specific system.
What is the NSN for SD2909?
SD2909 is cataloged in the U.S. Government catalog under NSN 5325-00-282-6346. This indicates validated use in U.S. government and defense supply chains.
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