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TR28028-22 — STUD,LOCKED IN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

TR28028-22: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5307-01-673-3841, 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
TR28028-22
NSN: 5307-01-673-3841
FSC: 5307 — Studs
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
Part NumberTR28028-22
NSN5307-01-673-3841
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TR28028-22 · 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
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 3
ST2951-22Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
ST2952-22Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST2953-22Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TR28028-22?
TR28028-22 is a STUD,LOCKED IN.
What parts can replace TR28028-22?
There are 3 known substitutes for TR28028-22: ST2951-22, ST2952-22, ST2953-22. Substitute compatibility should be verified for your specific system.
What is the NSN for TR28028-22?
TR28028-22 is cataloged in the U.S. Government catalog under NSN 5307-01-673-3841. This indicates validated use in U.S. government and defense supply chains.
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