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329531 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

329531: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include height: 0.016 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: STEEL COMP 410 OVERALL, head_style: FLAT CHAMFER, hardness_rating: 38.0 ROCKWELL C NOMINAL OVERALL, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-176-6483, 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
329531
NSN: 5315-00-176-6483
NIINs: 001766483, 011360881
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 1UVT5 — BRP US INC (USA)
SPECIFICATIONS
height0.016 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialSTEEL COMP 410 OVERALL
head_styleFLAT CHAMFER
hardness_rating38.0 ROCKWELL C NOMINAL OVERALL
style_designatorSTRAIGHT
features_providedPROGRAMMABLE
pin_head_diameter0.375 INCHES NOMINAL IN
under_head_length0.594 INCHES NOMINAL IN
first_hole_diameter0.067 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
distance_from_centerline_of_hole_to_end_of_pin0.094 INCHES NOMINAL IN
NSN5315-00-176-6483
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 329531 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 0.594 INCHES NOMINAL IN
•
FIRST HOLE DIAMETER: 0.067 INCHES NOMINAL IN
•
HARDNESS RATING: 38.0 ROCKWELL C NOMINAL OVERALL
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.375 INCHES NOMINAL IN
•
DIAMETER: 0.250 INCHES NOMINAL IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH0.594 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.067 INCHES NOMINAL IN
HARDNESS RATING38.0 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.375 INCHES NOMINAL IN
DIAMETER0.250 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
HEIGHT0.016 INCHES NOMINAL IN
MATERIALSTEEL COMP 410 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
305878Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 329531?
329531 is a MICROCIRCUIT,DIGITAL.
What parts can replace 329531?
There is 1 known substitute for 329531: 305878. Substitute compatibility should be verified for your specific system.
What is the NSN for 329531?
329531 is cataloged in the U.S. Government catalog under NSN 5315-00-176-6483. 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.