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AJW4-45SS — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AJW4-45SS: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, grip_length: 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN, head_length: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN, stud_head_height: 0.312 INCHES NOMINAL IN, shank_neck_length: 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-157-4887, 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
AJW4-45SS
NSN: 5325-01-157-4887
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
grip_length0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
head_length0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
stud_head_height0.312 INCHES NOMINAL IN
shank_neck_length0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
securing_device_typeSPRING
turnlock_stud_head_styleFILLISTER WING
stud_shank_major_diameter0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.240 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
NSN5325-01-157-4887
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AJW4-45SS · 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
•
HEAD LENGTH: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.240 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
STUD HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
SHANK NECK LENGTH: 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: SPRING
•
TURNLOCK STUD HEAD STYLE: FILLISTER WING
•
STUD SHANK MAJOR DIAMETER: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
MATERIAL ACCOMMODATED THICKNESS0.240 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
STUD HEAD HEIGHT0.312 INCHES NOMINAL IN
SHANK NECK LENGTH0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
SECURING DEVICE TYPESPRING
TURNLOCK STUD HEAD STYLEFILLISTER WING
STUD SHANK MAJOR DIAMETER0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL CORROSION RESISTING 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 1
23349-0041Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 AJW4-45SS?
AJW4-45SS is a STUD,TURNLOCK FASTENER.
What parts can replace AJW4-45SS?
There is 1 known substitute for AJW4-45SS: 23349-0041. Substitute compatibility should be verified for your specific system.
What is the NSN for AJW4-45SS?
AJW4-45SS is cataloged in the U.S. Government catalog under NSN 5325-01-157-4887. 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.