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300630 — STEPPER,REVERSE

✓ Government record, cited
— · IT_GENERAL · SUPPORT_EQUIPMENT
PRODUCT OVERVIEW

300630: STEPPER,REVERSE.

The STEPPER,REVERSE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, head_height: 0.153 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.650 INCHES MINIMUM IN, fastener_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-121-2996, 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
IT_GENERAL→ SUPPORT_EQUIPMENT→ 300630
NSN: 5305-00-121-2996
NIINs: 001212996, 009976212, 016993449
FSC: 5305 — Screws
CAGE: 32195 — OUTBOARD MARINE CORP JOHNSON MOTORS DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGON
head_height0.153 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
thread_class3A A
thread_length0.650 INCHES MINIMUM IN
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-00-121-2996
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available STEPPER,REVERSE TITLE COMPONENT PN 300630 MFR STEPPER,REVERSE
KEY FEATURES
•
HEAD HEIGHT: 0.153 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.650 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.153 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
FASTENER LENGTH0.750 INCHES NOMINAL IN
THREAD LENGTH0.650 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH20
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
124341Reference 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 300630?
300630 is a STEPPER,REVERSE. It is classified as a IT_GENERAL (SUPPORT_EQUIPMENT).
What parts can replace 300630?
There is 1 known substitute for 300630: 124341. Substitute compatibility should be verified for your specific system.
What is the NSN for 300630?
300630 is cataloged in the U.S. Government catalog under NSN 5305-00-121-2996. 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.