PartsTable
Technical Data Sheet
Download PDF

423572 — STARTER,ENGINE,ELECTRICAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

423572: STARTER,ENGINE,ELECTRICAL.

The STARTER,ENGINE,ELECTRICAL is a the manufacturer industrial component. Key specifications include voltage_in_volts: 12.0, mounting_hole_diameter: 0.406 INCHES NOMINAL IN, engaging_mechanism_style: PERIPHERAL OUTBOARD GEAR DRIVE W/WORM SHAFT AND TORSION DRIVE SPRING W/DRIVE HOUSING, shaft_rotation_direction: CLOCKWISE, terminal_type_and_quantity: 1 THREADED STUD, mounting_flange_shape_style: TRIANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-042-3572, 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
423572
NSN: 5305-00-042-3572
NIINs: 000423572, 002513886
FSC: 5305 — Screws
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
voltage_in_volts12.0
mounting_hole_diameter0.406 INCHES NOMINAL IN
engaging_mechanism_stylePERIPHERAL OUTBOARD GEAR DRIVE W/WORM SHAFT AND TORSION DRIVE SPRING W/DRIVE HOUSING
shaft_rotation_directionCLOCKWISE
terminal_type_and_quantity1 THREADED STUD
mounting_flange_shape_styleTRIANGULAR
mounting_hole_circle_radius2.875 INCHES NOMINAL IN
armature_actuation_device_typeSWITCH
mounting_flange_angular_deviation_in_deg90.0
engaging_mechanism_opening_angular_deviation_in_deg270.0
engaging_mechanism_to_armature_positional_relationshipSTRAIGHT
NSN5305-00-042-3572
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 423572 · 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
•
HEAD HEIGHT: 0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.062 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.937 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
FASTENER LENGTH1.062 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
PRIMARY WASHER OUTSIDE DIAMETER0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
THREAD LENGTH0.937 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
PRIMARY WASHER STYLEFLAT EXTERNAL TEETH
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 1
5305000423572Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 423572?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 423572?
423572 is a STARTER,ENGINE,ELECTRICAL.
What parts can replace 423572?
There is 1 known substitute for 423572: 5305000423572. Substitute compatibility should be verified for your specific system.
What is the NSN for 423572?
423572 is cataloged in the U.S. Government catalog under NSN 5305-00-042-3572. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 423572

✓ 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.