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87GC23 — SCREW,LOCK PLATE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

87GC23: SCREW,LOCK PLATE.

The SCREW,LOCK PLATE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 1.250 INCHES NOMINAL IN, overall_length: 1.380 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: EXHAUST MANIFOLD SCREW LOCK. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-552-1420, 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
87GC23
NSN: 5305-01-552-1420
FSC: 5305 — Screws
CAGE: 89619 — MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS DIV LEHIGH VALLEY OPERATIONS (USA)
SPECIFICATIONS
materialSTEEL
overall_width1.250 INCHES NOMINAL IN
overall_length1.380 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyEXHAUST MANIFOLD SCREW LOCK
NSN5305-01-552-1420
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 87GC23 · 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
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL LENGTH1.380 INCHES NOMINAL IN
OVERALL WIDTH1.250 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYEXHAUST MANIFOLD SCREW LOCK
MATERIALSTEEL
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 87GC23?
87GC23 is a SCREW,LOCK PLATE.
What is the NSN for 87GC23?
87GC23 is cataloged in the U.S. Government catalog under NSN 5305-01-552-1420. 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.