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Technical Data Sheet
PartsTable / COMPONENT / 99056425
99056425 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.253 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: SLOTTED, eyelet_length: 0.326 INCHES NOMINAL IN, stud_head_height: 0.073 INCHES NOMINAL IN, surface_treatment: CADMIUM AND CHROMATE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-282-0632, 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
99056425
NSN: 5325-00-282-0632
FSC: 5325
CAGE: F8224 — THALES LAS FRANCE SAS (FRA)
SPECIFICATIONS
diameter0.253 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeSLOTTED
eyelet_length0.326 INCHES NOMINAL IN
stud_head_height0.073 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
stud_assembly_styleSTUD ASSEMBLY
eyelet_outside_diameter0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
turnlock_stud_head_styleSTUD HEAD
material_accommodated_thickness0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
distance_from_engaging_member_to_largest_bearing_surface_of_head0.461 INCHES MINIMUM AND 0.471 INCHES MAXIMUM IN
NSN5325-00-282-0632
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 99056425 · 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
•
TURNLOCK STUD HEAD STYLE: STUD HEAD
•
DIAMETER: 0.253 INCHES NOMINAL IN
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.461 INCHES MINIMUM AND 0.471 INCHES MAXIMUM IN
•
DRIVE TYPE: SLOTTED
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
EYELET OUTSIDE DIAMETER: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
STUD ASSEMBLY STYLE: STUD ASSEMBLY
•
MATERIAL ACCOMMODATED THICKNESS: 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
TURNLOCK STUD HEAD STYLESTUD HEAD
DIAMETER0.253 INCHES NOMINAL IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.461 INCHES MINIMUM AND 0.471 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
EYELET OUTSIDE DIAMETER0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
STUD ASSEMBLY STYLESTUD ASSEMBLY
MATERIAL ACCOMMODATED THICKNESS0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
STUD HEAD HEIGHT0.073 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
27001Interchangeable
interchangeable cross-reference
interchangeable
GB1R0KInterchangeable
interchangeable cross-reference
interchangeable
0G10G1Interchangeable
interchangeable cross-reference
interchangeable
6041H139Interchangeable
interchangeable cross-reference
interchangeable
32424AInterchangeable
interchangeable cross-reference
interchangeable
2700Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99056425?
99056425 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 99056425?
There are 21 known substitutes for 99056425: 27001, GB1R0K, 0G10G1 and 18 more. Substitute compatibility should be verified for your specific system.
Is 99056425 still available?
99056425 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026