PartsTable
Technical Data Sheet
MS21342-112 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEADLESS (SETSCREW), point_style: CUP, spline_width: 0.013 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-084-7051, 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
MS21342-112
NSN: 5305-01-084-7051
FSC: 5305
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEADLESS (SETSCREW)
point_styleCUP
spline_width0.013 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
thread_class3A A
thread_length0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
fastener_length0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
internal_drive_styleSIX SPLINE
spline_major_diameter0.061 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
NSN5305-01-084-7051
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS21342-112 · 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 QUANTITY PER INCH: 40
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 4 STYLE
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH40
NOMINAL THREAD DIAMETER0.112 INCHES IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 4 STYLE
MATERIALSTEEL OVERALL
THREAD LENGTH0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
THREAD CLASS3A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
73650Interchangeable
interchangeable cross-reference
interchangeable
328-0002-000Interchangeable
interchangeable cross-reference
interchangeable
328-0002-00Interchangeable
interchangeable cross-reference
interchangeable
43S90573-1715Interchangeable
interchangeable cross-reference
interchangeable
FFS103TYPE4STYLE4Interchangeable
interchangeable cross-reference
interchangeable
394011PC3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21342-112?
MS21342-112 is a SETSCREW.
What parts can replace MS21342-112?
There are 23 known substitutes for MS21342-112: 73650, 328-0002-000, 328-0002-00 and 20 more. Substitute compatibility should be verified for your specific system.
Is MS21342-112 still available?
MS21342-112 is currently cancelled.
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