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GS500APD18A — INSERT,PANEL FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GS500APD18A: INSERT,PANEL FASTENER.

The INSERT,PANEL FASTENER is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, hole_type: PLAINPLAIN, insert_style: FLUSH FLANGEFLUSH FLANGE, hole_diameter: 0.191 INCHES MINIMUM AND 0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM0.197 INCHES MAXIMUM IN, flange_diameter: 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN, flange_thickness: 0.020 INCHES MINIMUM AND 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM0.026 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-288-3207, 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
GS500APD18A
NSN: 5325-00-288-3207
FSC: 5325 — Fastening Devices
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
hole_typePLAINPLAIN
insert_styleFLUSH FLANGEFLUSH FLANGE
hole_diameter0.191 INCHES MINIMUM AND 0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM0.197 INCHES MAXIMUM IN
flange_diameter0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
flange_thickness0.020 INCHES MINIMUM AND 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM0.026 INCHES MAXIMUM IN
shoulder_diameter0.256 INCHES NOMINAL0.256 INCHES NOMINAL IN
surface_treatmentANODIZE OVERALL
material_document_and_classificationQQ-A-225/6,T4 0R T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECTNAVY SPECIAL PROJECT
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-00-288-3207
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GS500APD18A · 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: 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6,T4 0R T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
HOLE DIAMETER: 0.191 INCHES MINIMUM AND 0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM0.197 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE OVERALL
•
SHOULDER DIAMETER: 0.256 INCHES NOMINAL0.256 INCHES NOMINAL IN
•
INSERT STYLE: FLUSH FLANGEFLUSH FLANGE
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 0R T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER0.191 INCHES MINIMUM AND 0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM0.197 INCHES MAXIMUM IN
SURFACE TREATMENTANODIZE OVERALL
SHOULDER DIAMETER0.256 INCHES NOMINAL0.256 INCHES NOMINAL IN
INSERT STYLEFLUSH FLANGEFLUSH FLANGE
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECTNAVY SPECIAL PROJECT
MATERIALALUMINUM ALLOY 2024 OVERALL
HOLE TYPEPLAINPLAIN
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 1
P101D18-0Reference 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 GS500APD18A?
GS500APD18A is a INSERT,PANEL FASTENER.
What parts can replace GS500APD18A?
There is 1 known substitute for GS500APD18A: P101D18-0. Substitute compatibility should be verified for your specific system.
What is the NSN for GS500APD18A?
GS500APD18A is cataloged in the U.S. Government catalog under NSN 5325-00-288-3207. 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.