PartsTable
Technical Data Sheet
Download PDF

TPS-187-12 — STUD,LOCK PIN FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

TPS-187-12: STUD,LOCK PIN FASTENER.

The STUD,LOCK PIN FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, fastener_style: LOCK PIN, pinhole_diameter: 0.04 INCHES NOMINAL IN, special_features: PIN DIA. CODE 187; LENGTH CODE 12, surface_treatment: PASSIVATE OVERALL, stud_body_diameter: 0.187 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5325-01-679-8228, 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
TPS-187-12
NSN: 5325-01-679-8228
FSC: 5325 — Fastening Devices
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
fastener_styleLOCK PIN
pinhole_diameter0.04 INCHES NOMINAL IN
special_featuresPIN DIA. CODE 187; LENGTH CODE 12
surface_treatmentPASSIVATE OVERALL
stud_body_diameter0.187 INCHES NOMINAL IN
stud_mounting_hole_diameter0.205 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySELF-CLINCHING STUD
NSN5325-01-679-8228
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TPS-187-12 · 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 STYLE: LOCK PIN
•
STUD BODY DIAMETER: 0.187 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
PINHOLE DIAMETER: 0.04 INCHES NOMINAL IN
•
STUD MOUNTING HOLE DIAMETER: 0.205 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
FASTENER STYLELOCK PIN
STUD BODY DIAMETER0.187 INCHES NOMINAL IN
SPECIAL FEATURESPIN DIA. CODE 187; LENGTH CODE 12
SURFACE TREATMENTPASSIVATE OVERALL
PINHOLE DIAMETER0.04 INCHES NOMINAL IN
STUD MOUNTING HOLE DIAMETER0.205 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSELF-CLINCHING STUD
MATERIALSTEEL CORROSION RESISTING OVERALL
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 TPS-187-12?
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 TPS-187-12?
TPS-187-12 is a STUD,LOCK PIN FASTENER.
What is the NSN for TPS-187-12?
TPS-187-12 is cataloged in the U.S. Government catalog under NSN 5325-01-679-8228. 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 — TPS-187-12

✓ 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.