PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 990236-05
990236-05 ✓ 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 material: STEEL OVERALL, head_length: 0.750 INCHES NOMINAL IN, eyelet_length: 0.531 INCHES NOMINAL IN, stud_head_height: 0.375 INCHES NOMINAL IN, surface_treatment: ZINC OVERALL, stud_assembly_style: STUD ASSEMBLY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-599-9894, 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
990236-05
NSN: 5325-00-599-9894
FSC: 5325
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_length0.750 INCHES NOMINAL IN
eyelet_length0.531 INCHES NOMINAL IN
stud_head_height0.375 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
stud_assembly_styleSTUD ASSEMBLY
securing_device_typeRING
eyelet_outside_diameter0.312 INCHES NOMINAL IN
turnlock_stud_head_styleFILLISTER WING
material_accommodated_thickness0.020 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
distance_from_engaging_member_to_largest_bearing_surface_of_head0.312 INCHES NOMINAL IN
NSN5325-00-599-9894
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 990236-05 · 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
•
EYELET OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
STUD HEAD HEIGHT: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
EYELET LENGTH: 0.531 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: RING
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.312 INCHES NOMINAL IN
•
STUD ASSEMBLY STYLE: STUD ASSEMBLY
TECHNICAL CHARACTERISTICS (FLIS)
EYELET OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
STUD HEAD HEIGHT0.375 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL OVERALL
EYELET LENGTH0.531 INCHES NOMINAL IN
SECURING DEVICE TYPERING
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.312 INCHES NOMINAL IN
STUD ASSEMBLY STYLESTUD ASSEMBLY
MATERIAL ACCOMMODATED THICKNESS0.020 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
HEAD LENGTH0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
W2Interchangeable
interchangeable cross-reference
interchangeable
13B4B1000041A14S00000Interchangeable
interchangeable cross-reference
interchangeable
A52491-70Interchangeable
interchangeable cross-reference
interchangeable
A-A-52491Interchangeable
interchangeable cross-reference
interchangeable
BS4-1439PC16Interchangeable
interchangeable cross-reference
interchangeable
MILR1284Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 990236-05?
990236-05 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 990236-05?
There are 17 known substitutes for 990236-05: W2, 13B4B1000041A14S00000, A52491-70 and 14 more. Substitute compatibility should be verified for your specific system.
Is 990236-05 still available?
990236-05 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