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AA-9500-D2471 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AA-9500-D2471: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.406 INCHES NOMINAL IN, material: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL, drive_type: KNURLED AND SLOTTED, eyelet_length: 0.359 INCHES NOMINAL IN, stud_head_height: 0.080 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-461-7577, 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
AA-9500-D2471
NSN: 5325-00-461-7577
FSC: 5325 — Fastening Devices
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
diameter0.406 INCHES NOMINAL IN
materialSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
drive_typeKNURLED AND SLOTTED
eyelet_length0.359 INCHES NOMINAL IN
stud_head_height0.080 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
stud_assembly_styleSTUD ASSEMBLY
securing_device_typeSPRING
eyelet_outside_diameter0.406 INCHES NOMINAL IN
turnlock_stud_head_styleKNURLED
material_accommodated_thickness0.060 INCHES NOMINAL IN
stud_thread_size_and_series/type_designator0.190-32 UNF
NSN5325-00-461-7577
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AA-9500-D2471 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EYELET OUTSIDE DIAMETER: 0.406 INCHES NOMINAL IN
•
DRIVE TYPE: KNURLED AND SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.060 INCHES NOMINAL IN
•
DIAMETER: 0.406 INCHES NOMINAL IN
•
STUD HEAD HEIGHT: 0.080 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: SPRING
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.899 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EYELET OUTSIDE DIAMETER0.406 INCHES NOMINAL IN
DRIVE TYPEKNURLED AND SLOTTED
MATERIAL ACCOMMODATED THICKNESS0.060 INCHES NOMINAL IN
DIAMETER0.406 INCHES NOMINAL IN
STUD HEAD HEIGHT0.080 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
SECURING DEVICE TYPESPRING
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.899 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLEKNURLED
SURFACE TREATMENTPASSIVATE 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 2
1A7870-2Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
7010342-002Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AA-9500-D2471?
AA-9500-D2471 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace AA-9500-D2471?
There are 2 known substitutes for AA-9500-D2471: 1A7870-2, 7010342-002. Substitute compatibility should be verified for your specific system.
What is the NSN for AA-9500-D2471?
AA-9500-D2471 is cataloged in the U.S. Government catalog under NSN 5325-00-461-7577. 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.