PartsTable
Technical Data Sheet
Download PDF

CA21038-4A3 — GROMMET,METALLIC

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CA21038-4A3: GROMMET,METALLIC.

The GROMMET,METALLIC is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, barrel_style: TAPERED ROUND TYPE, flange_style: FLANGE, washer_style: FLAT, barrel_height: 0.155 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-469-2763, 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
CA21038-4A3
NSN: 5325-01-469-2763
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
barrel_styleTAPERED ROUND TYPE
flange_styleFLANGE
washer_styleFLAT
barrel_height0.155 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
barrel_outside_diameter0.255 INCHES MAXIMUM IN
flange_outside_diameter0.380 INCHES MAXIMUM IN
barrel_largest_outside_diameter0.380 INCHES MAXIMUM IN
NSN5325-01-469-2763
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CA21038-4A3 · 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
•
FLANGE OUTSIDE DIAMETER: 0.380 INCHES MAXIMUM IN
•
BARREL LARGEST OUTSIDE DIAMETER: 0.380 INCHES MAXIMUM IN
•
WASHER STYLE: FLAT
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
BARREL OUTSIDE DIAMETER: 0.255 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 304 OVERALL
•
FLANGE STYLE: FLANGE
•
BARREL STYLE: TAPERED ROUND TYPE
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.380 INCHES MAXIMUM IN
BARREL LARGEST OUTSIDE DIAMETER0.380 INCHES MAXIMUM IN
WASHER STYLEFLAT
SURFACE TREATMENTPASSIVATE OVERALL
BARREL OUTSIDE DIAMETER0.255 INCHES MAXIMUM IN
MATERIALSTEEL COMP 304 OVERALL
FLANGE STYLEFLANGE
BARREL STYLETAPERED ROUND TYPE
BARREL HEIGHT0.155 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy CA21038-4A3?
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 CA21038-4A3?
CA21038-4A3 is a GROMMET,METALLIC.
What is the NSN for CA21038-4A3?
CA21038-4A3 is cataloged in the U.S. Government catalog under NSN 5325-01-469-2763. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — CA21038-4A3

✓ 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.