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525-211 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

525-211: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: BLIND RIVET W/SMOOTH ROUND SHANK, body_width: 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN, head_style: DISHED COUNTERSUNK, nut_length: 0.750 INCHES NOMINAL IN, body_height: 0.140 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-369-5835, 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
525-211
NSN: 5306-00-369-5835
NIINs: 003695835, 008580042, 013714788, 015943748
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleBLIND RIVET W/SMOOTH ROUND SHANK
body_width0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
head_styleDISHED COUNTERSUNK
nut_length0.750 INCHES NOMINAL IN
body_height0.140 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
body_length1.435 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN
head_height0.089 INCHES NOMINAL IN
nut_diameter0.332 INCHES NOMINAL IN
thread_class3B
head_diameter0.529 INCHES NOMINAL IN
thread_length0.498 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
NSN5306-00-369-5835
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 525-211 · 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
•
EXTENDED WASHER THICKNESS: 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.498 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
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MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
FASTENER LENGTH0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
THREAD LENGTH0.498 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDOUBLE HEXAGON W/HOLE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 525-211?
525-211 is a MICROCIRCUIT,DIGITAL.
What is the NSN for 525-211?
525-211 is cataloged in the U.S. Government catalog under NSN 5306-00-369-5835. 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.