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SB3-2SS — LOCK SPRING,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SB3-2SS: LOCK SPRING,TURNLOCK FASTENER.

The LOCK SPRING,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, eye_diameter: 0.093 INCHES NOMINAL IN, stock_diameter: 0.045 INCHES NOMINAL IN, lockspring_style: LOCKSPRING, surface_treatment: PASSIVATE OVERALL, lockspring_overall_height: 0.150 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-181-1408, 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
SB3-2SS
NSN: 5325-00-181-1408
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
eye_diameter0.093 INCHES NOMINAL IN
stock_diameter0.045 INCHES NOMINAL IN
lockspring_styleLOCKSPRING
surface_treatmentPASSIVATE OVERALL
lockspring_overall_height0.150 INCHES NOMINAL IN
center_to_center_distance_between_eyes0.688 INCHES NOMINAL IN
NSN5325-00-181-1408
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SB3-2SS · 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
•
CENTER TO CENTER DISTANCE BETWEEN EYES: 0.688 INCHES NOMINAL IN
•
EYE DIAMETER: 0.093 INCHES NOMINAL IN
•
LOCKSPRING OVERALL HEIGHT: 0.150 INCHES NOMINAL IN
•
STOCK DIAMETER: 0.045 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL OVERALL
•
LOCKSPRING STYLE: LOCKSPRING
TECHNICAL CHARACTERISTICS
CENTER TO CENTER DISTANCE BETWEEN EYES0.688 INCHES NOMINAL IN
EYE DIAMETER0.093 INCHES NOMINAL IN
LOCKSPRING OVERALL HEIGHT0.150 INCHES NOMINAL IN
STOCK DIAMETER0.045 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL OVERALL
LOCKSPRING STYLELOCKSPRING
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
S235A178-103Reference document
Same NSN cross-reference
Reference document — Secondary reference
149476-03Same 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 SB3-2SS?
SB3-2SS is a LOCK SPRING,TURNLOCK FASTENER.
What parts can replace SB3-2SS?
There are 2 known substitutes for SB3-2SS: S235A178-103, 149476-03. Substitute compatibility should be verified for your specific system.
What is the NSN for SB3-2SS?
SB3-2SS is cataloged in the U.S. Government catalog under NSN 5325-00-181-1408. 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.