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BL-250-S — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BL-250-S: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include shank_length: 1.190 INCHES NOMINAL IN, thread_length: 0.750 INCHES NOMINAL IN, special_features: MONROE ENGINEERING OWNS THE DESIGN CONTROL, style_designator: ROUND, CLOSED, thread_direction: RIGHT-HAND, eye_outside_width: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-645-1755, 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
BL-250-S
NSN: 5306-01-645-1755
FSC: 5306 — Bolts
CAGE: 06197 — MONROE ENGINEERING LLC DBA MONROE PMP (USA)
SPECIFICATIONS
shank_length1.190 INCHES NOMINAL IN
thread_length0.750 INCHES NOMINAL IN
special_featuresMONROE ENGINEERING OWNS THE DESIGN CONTROL
style_designatorROUND, CLOSED
thread_directionRIGHT-HAND
eye_outside_width0.500 INCHES NOMINAL IN
shoulder_thickness0.310 INCHES NOMINAL IN
eye_inside_diameter0.250 INCHES NOMINAL IN
eye_stock_thickness0.310 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-01-645-1755
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BL-250-S · 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
•
THREAD LENGTH: 0.750 INCHES NOMINAL IN
•
SHANK LENGTH: 1.190 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND, CLOSED
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM CENTER OF EYE TO SHANK END: 1.500 INCHES NOMINAL IN
•
SHOULDER THICKNESS: 0.310 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.750 INCHES NOMINAL IN
SHANK LENGTH1.190 INCHES NOMINAL IN
STYLE DESIGNATORROUND, CLOSED
NOMINAL THREAD DIAMETER0.250 INCHES IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM CENTER OF EYE TO SHANK END1.500 INCHES NOMINAL IN
SHOULDER THICKNESS0.310 INCHES NOMINAL IN
SPECIAL FEATURESMONROE ENGINEERING OWNS THE DESIGN CONTROL
EYE INSIDE DIAMETER0.250 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, LATCH
SUBSTITUTES & CROSS-REFERENCES 1
BL-250Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 BL-250-S?
BL-250-S is a BOLT,EYE.
What parts can replace BL-250-S?
There is 1 known substitute for BL-250-S: BL-250. Substitute compatibility should be verified for your specific system.
What is the NSN for BL-250-S?
BL-250-S is cataloged in the U.S. Government catalog under NSN 5306-01-645-1755. 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.