PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2421-00
2421-00 ✓ 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 ADAPTER,INDICATOR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A A, thread_length: 0.250 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN, overall_length: 10.000 INCHES NOMINAL IN, screw_material: PLASTIC, fastener_length: 0.312 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-087-0742, 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
2421-00
NSN: 5305-01-087-0742
FSC: 5305
CAGE: 57583 — DECISION DATA COMPUTER CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A A
thread_length0.250 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
overall_length10.000 INCHES NOMINAL IN
screw_materialPLASTIC
fastener_length0.312 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
special_featuresSMALL; JAW LENGTH 1.250 IN. NOM.; JAW DEPTH 0.375 IN. NOM; W/RATCH AND PAWL IN
thread_directionRIGHT-HAND
design_designationSATINSKY
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch32
NSN5305-01-087-0742
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2421-00 · 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
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
FASTENER LENGTH: 0.312 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 32
•
SCREW MATERIAL: PLASTIC
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.164 INCHES IN
FASTENER LENGTH0.312 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH32
SCREW MATERIALPLASTIC
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
THREAD LENGTH0.250 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5867526612Interchangeable
interchangeable cross-reference
interchangeable
SK52-6612Interchangeable
interchangeable cross-reference
interchangeable
37-1202Interchangeable
interchangeable cross-reference
interchangeable
242100Interchangeable
interchangeable cross-reference
interchangeable
10559Interchangeable
interchangeable cross-reference
interchangeable
832224978284Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2421-00?
2421-00 is a ADAPTER,INDICATOR.
What parts can replace 2421-00?
There are 6 known substitutes for 2421-00: 5867526612, SK52-6612, 37-1202 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2421-00?
2421-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-087-0742. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026