PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 90275A238
90275A238 ✓ 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 SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.134 INCHES MAXIMUM IN, screw_material: STEEL, fastener_length: 0.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-444-8370, 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
90275A238
NSN: 5305-01-444-8370
FSC: 5305
CAGE: 39248 — GSM INDUSTRIES INC (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.134 INCHES MAXIMUM IN
screw_materialSTEEL
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentZINC
thread_quantity_per_inch24
NSN5305-01-444-8370
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90275A238 · 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
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
SCREW SURFACE TREATMENT: ZINC
•
HEAD DIAMETER: 0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD LENGTH: 0.134 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 24
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
SCREW SURFACE TREATMENTZINC
HEAD DIAMETER0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
HEAD STYLEFLAT COUNTERSUNK
THREAD LENGTH0.134 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
INTERNAL DRIVE STYLESLOT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
49739Interchangeable
interchangeable cross-reference
interchangeable
70400Interchangeable
interchangeable cross-reference
interchangeable
08855Interchangeable
interchangeable cross-reference
interchangeable
11539Interchangeable
interchangeable cross-reference
interchangeable
111539Interchangeable
interchangeable cross-reference
interchangeable
SC-B-69472Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 90275A238?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 90275A238?
90275A238 is a SCREW,MACHINE.
What parts can replace 90275A238?
There are 14 known substitutes for 90275A238: 49739, 70400, 08855 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 90275A238?
90275A238 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-444-8370. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 90275A238

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026