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581528 — SOLENOID,ELECTRICAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

581528: SOLENOID,ELECTRICAL.

The SOLENOID,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, head_style: FLAT CHAMFER, seat_angle: 37.0 DEGREES FIRST END, bonnet_type: INSIDE SCREW, head_height: 0.180 INCHES NOMINAL IN, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-075-9507, 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
581528
NSN: 5305-00-075-9507
NIINs: 000759507, 001918653, 012357678, 013679886, 013679889, 013681155
FSC: 5305 — Screws
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
head_styleFLAT CHAMFER
seat_angle37.0 DEGREES FIRST END
bonnet_typeINSIDE SCREW
head_height0.180 INCHES NOMINAL IN
thread_class3A A
head_diameter0.620 INCHES NOMINAL IN
hole_diameter0.048 INCHES NOMINAL IN
thread_length0.380 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
connection_typeTHREADED EXTERNAL PIPE ALL ENDS
fastener_length0.820 INCHES MINIMUM IN
NSN5305-00-075-9507
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 581528 · 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
•
WIDTH ACROSS FLATS: 0.190 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.180 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.820 INCHES MINIMUM IN
•
THREAD LENGTH: 0.380 INCHES MINIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
•
HOLE CONFIGURATION STYLE: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.190 INCHES NOMINAL IN
HEAD HEIGHT0.180 INCHES NOMINAL IN
FASTENER LENGTH0.820 INCHES MINIMUM IN
THREAD LENGTH0.380 INCHES MINIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLEROUND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT CHAMFER
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 581528?
581528 is a SOLENOID,ELECTRICAL.
What is the NSN for 581528?
581528 is cataloged in the U.S. Government catalog under NSN 5305-00-075-9507. 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.