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28S14 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

28S14: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.302 INCHES NOMINAL IN, material: STEEL HEAD, drive_type: CROSS RECESS, stud_diameter: 0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, stud_head_height: 0.092 INCHES NOMINAL IN, surface_treatment: CADMIUM CAP. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-171-9219, 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
28S14
NSN: 5325-00-171-9219
NIINs: 001719219, 016605343
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)
SPECIFICATIONS
diameter0.302 INCHES NOMINAL IN
materialSTEEL HEAD
drive_typeCROSS RECESS
stud_diameter0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
stud_head_height0.092 INCHES NOMINAL IN
surface_treatmentCADMIUM CAP
end_item_identification1520-01-082-0686
eyelet_outside_diameter0.519 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
turnlock_stud_head_styleFLAT FILLISTER
distance_from_engaging_member_to_largest_bearing_surface_of_head0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
NSN5325-00-171-9219
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 28S14 · 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: 0.519 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.120 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
•
DIAMETER: 0.302 INCHES NOMINAL IN
•
STUD HEAD HEIGHT: 0.092 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: WASHER
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.341 INCHES MINIMUM AND 0.351 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: FLAT FILLISTER
TECHNICAL CHARACTERISTICS
EYELET OUTSIDE DIAMETER0.519 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.120 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
DIAMETER0.302 INCHES NOMINAL IN
STUD HEAD HEIGHT0.092 INCHES NOMINAL IN
SECURING DEVICE TYPEWASHER
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.341 INCHES MINIMUM AND 0.351 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLEFLAT FILLISTER
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
12-740-00-020Reference document
Same NSN cross-reference
Reference document — Secondary reference
58A122C833-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10033226-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28S14?
28S14 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 28S14?
There are 3 known substitutes for 28S14: 12-740-00-020, 58A122C833-2, 10033226-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 28S14?
28S14 is cataloged in the U.S. Government catalog under NSN 5325-00-171-9219. This indicates validated use in U.S. government and defense supply chains.
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