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4-100-85 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4-100-85: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 2.438 INCHES NOMINAL IN, head_height: 0.656 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.562 INCHES MINIMUM IN, fastener_length: 4.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-358-9693, 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
4-100-85
NSN: 5306-00-358-9693
NIINs: 003589693, 012315821, 015193333
FSC: 5306 — Bolts
CAGE: 78880 — FLXIBLE CO THE (USA)
SPECIFICATIONS
head_styleHEXAGON
grip_length2.438 INCHES NOMINAL IN
head_height0.656 INCHES NOMINAL IN
thread_class3A A
thread_length1.562 INCHES MINIMUM IN
fastener_length4.000 INCHES NOMINAL IN
hardness_rating20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
features_providedUNFINISHED HEAD
width_between_flats1.125 INCHES NOMINAL IN
end_item_identificationDATRON TRANSCEIVER
nominal_thread_diameter0.875 INCHES IN
thread_quantity_per_inch9
NSN5306-00-358-9693
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4-100-85 · 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: 0.656 INCHES NOMINAL IN
•
FASTENER LENGTH: 4.000 INCHES NOMINAL IN
•
THREAD LENGTH: 1.562 INCHES MINIMUM IN
•
HARDNESS RATING: 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.875 INCHES IN
•
FEATURES PROVIDED: UNFINISHED HEAD
•
HEAD STYLE: HEXAGON
•
GRIP LENGTH: 2.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.656 INCHES NOMINAL IN
FASTENER LENGTH4.000 INCHES NOMINAL IN
THREAD LENGTH1.562 INCHES MINIMUM IN
HARDNESS RATING20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.875 INCHES IN
FEATURES PROVIDEDUNFINISHED HEAD
HEAD STYLEHEXAGON
GRIP LENGTH2.438 INCHES NOMINAL IN
WIDTH BETWEEN FLATS1.125 INCHES NOMINAL IN
THREAD CLASS3A A
SUBSTITUTES & CROSS-REFERENCES 1
101210Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4-100-85?
4-100-85 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 4-100-85?
There is 1 known substitute for 4-100-85: 101210. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-100-85?
4-100-85 is cataloged in the U.S. Government catalog under NSN 5306-00-358-9693. 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.