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28525-1 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

28525-1: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: HEADLESS (SETSCREW), point_style: HALF DOG, thread_class: 2A A, thread_length: 0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, fastener_length: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-061-8939, 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
28525-1
NSN: 5305-01-061-8939
FSC: 5305 — Screws
CAGE: 78710 — TRIUMPH CONTROLS, LLC DBA TRIUMPH CONTROLS, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleHALF DOG
thread_class2A A
thread_length0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
fastener_length0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
NSN5305-01-061-8939
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 28525-1 · 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
•
FASTENER LENGTH: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: HALF DOG
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEHALF DOG
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28525-1?
28525-1 is a SETSCREW.
What is the NSN for 28525-1?
28525-1 is cataloged in the U.S. Government catalog under NSN 5305-01-061-8939. This indicates validated use in U.S. government and defense supply chains.
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