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LT1165 — STUD,STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

LT1165: STUD,STEPPED.

The STUD,STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740, thread_class: 2A STUD THREAD A, thread_length: 0.510 INCHES MINIMUM AND 0.570 INCHES MAXIMUM STUD THREAD IN, overall_length: 1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN, shank_diameter: 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-897-0650, 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
LT1165
NSN: 5307-00-897-0650
FSC: 5307 — Studs
CAGE: 56055 — PRECISION SPEED MANUFACTURING, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 8740
thread_class2A STUD THREAD A
thread_length0.510 INCHES MINIMUM AND 0.570 INCHES MAXIMUM STUD THREAD IN
overall_length1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
shank_diameter0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
style_designatorSTEPPED
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.250 INCHES NUT THREAD IN
thread_quantity_per_inch28 NUT THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-00-897-0650
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: LT1165 · 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
•
SHANK DIAMETER: 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.510 INCHES MINIMUM AND 0.570 INCHES MAXIMUM STUD THREAD IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: STEPPED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.510 INCHES MINIMUM AND 0.570 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH0.588 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSTEPPED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 1
299C627P14Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 LT1165?
LT1165 is a STUD,STEPPED.
What parts can replace LT1165?
There is 1 known substitute for LT1165: 299C627P14. Substitute compatibility should be verified for your specific system.
What is the NSN for LT1165?
LT1165 is cataloged in the U.S. Government catalog under NSN 5307-00-897-0650. 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.