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Technical Data Sheet
PartsTable / COMPONENT / 28025381
28025381 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The MICROCIRCUIT,LINEAR is a the manufacturer industrial component. Key specifications include body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, head_style: FILLISTER, body_height: 0.185 INCHES NOMINAL IN, body_length: 0.405 INCHES MAXIMUM IN, thread_class: 2A A, screw_material: STEEL COMP 303. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-127-8458, 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
28025381
NSN: 5305-01-127-8458
FSC: 5305
CAGE: 33827 — BAE SYSTEMS INTEGRATED DEFENSE SOLUTIONS INC. (USA)
SPECIFICATIONS
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
head_styleFILLISTER
body_height0.185 INCHES NOMINAL IN
body_length0.405 INCHES MAXIMUM IN
thread_class2A A
screw_materialSTEEL COMP 303
fastener_length0.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedHERMETICALLY SEALED AND MONOLITHIC AND ELECTROSTATIC SENSITIVE
precious_materialGOLD
askewed_head_angle90.0 DEGREES NOMINAL
inclosure_materialCERAMIC AND GLASS
NSN5305-01-127-8458
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 28025381 · 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: 0.125 INCHES NOMINAL IN
•
HEAD STYLE: FILLISTER
•
INTERNAL DRIVE STYLE: SLOT
•
ASKEWED HEAD ANGLE: 90.0 DEGREES NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD QUANTITY PER INCH: 80
•
NOMINAL THREAD DIAMETER: 0.060 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.125 INCHES NOMINAL IN
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLESLOT
ASKEWED HEAD ANGLE90.0 DEGREES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH80
NOMINAL THREAD DIAMETER0.060 INCHES IN
THREAD CLASS2A A
SCREW MATERIALSTEEL COMP 303
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
84-32998-001Interchangeable
interchangeable cross-reference
interchangeable
REF02AZ/883Interchangeable
interchangeable cross-reference
interchangeable
28025381Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28025381?
28025381 is a MICROCIRCUIT,LINEAR.
What parts can replace 28025381?
There are 3 known substitutes for 28025381: 84-32998-001, REF02AZ/883, 28025381. Substitute compatibility should be verified for your specific system.
What is the NSN for 28025381?
28025381 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-127-8458. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026