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4028149 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4028149: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN, insert_size: 1.375-18 UNJEF 3A A, flange_diameter: 1.610 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN, flange_thickness: 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN, style_designator: FLANGE. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-385-9272, 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
4028149
NSN: 5325-00-385-9272
FSC: 5325 — Fastening Devices
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
length0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
insert_size1.375-18 UNJEF 3A A
flange_diameter1.610 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN
flange_thickness0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
style_designatorFLANGE
NSN5325-00-385-9272
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4028149 · 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 DIAMETER: 1.610 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN
•
LENGTH: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
•
INSERT SIZE: 1.375-18 UNJEF 3A A
•
STYLE DESIGNATOR: FLANGE
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER1.610 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN
LENGTH0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
FLANGE THICKNESS0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
INSERT SIZE1.375-18 UNJEF 3A A
STYLE DESIGNATORFLANGE
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
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FREQUENTLY ASKED QUESTIONS
What is 4028149?
4028149 is a INSERT,SCREW THREAD.
What is the NSN for 4028149?
4028149 is cataloged in the U.S. Government catalog under NSN 5325-00-385-9272. 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.