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MS51937-7 — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS51937-7: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 1.750 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.380 INCHES MINIMUM IN, overall_length: 4.560 INCHES MINIMUM AND 4.940 INCHES MAXIMUM IN, style_designator: ROUND, CLOSED W/SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-017-6143, 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
MS51937-7
NSN: 5306-00-017-6143
NIINs: 000176143, 000500348
FSC: 5306 — Bolts
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
shank_length1.750 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
thread_class2A A
thread_length1.380 INCHES MINIMUM IN
overall_length4.560 INCHES MINIMUM AND 4.940 INCHES MAXIMUM IN
style_designatorROUND, CLOSED W/SHOULDER
thread_directionRIGHT-HAND
eye_outside_width2.560 INCHES NOMINAL IN
shoulder_diameter1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
eye_stock_diameter0.560 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
shoulder_thickness0.250 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
eye_inside_diameter1.310 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN
NSN5306-00-017-6143
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS51937-7 · 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
•
EYE STOCK DIAMETER: 0.560 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.380 INCHES MINIMUM IN
•
SHANK LENGTH: 1.750 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND, CLOSED W/SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-45908 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EYE STOCK DIAMETER0.560 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
THREAD LENGTH1.380 INCHES MINIMUM IN
SHANK LENGTH1.750 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
STYLE DESIGNATORROUND, CLOSED W/SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-45908 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH4.560 INCHES MINIMUM AND 4.940 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.625 INCHES IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM CENTER OF EYE TO SHANK END3.285 INCHES MINIMUM AND 3.660 INCHES MAXIMUM IN
SHOULDER DIAMETER1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
5306000176143Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS51937-7?
MS51937-7 is a BOLT,EYE.
What parts can replace MS51937-7?
There is 1 known substitute for MS51937-7: 5306000176143. Substitute compatibility should be verified for your specific system.
What is the NSN for MS51937-7?
MS51937-7 is cataloged in the U.S. Government catalog under NSN 5306-00-017-6143. This indicates validated use in U.S. government and defense supply chains.
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