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4P45 — SPACER,SLEEVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4P45: SPACER,SLEEVE.

The SPACER,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.4050 INCHES MINIMUM AND 1.4100 INCHES MAXIMUM IN, hardness_rating: 65.0 ROCKWELL C NOMINAL OVERALL, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 1.2500 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-121-2780, 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
4P45
NSN: 5365-00-121-2780
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 11757 — PARKER HANNIFIN CORPORATION DIV CHELSEA PRODUCTS DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.4050 INCHES MINIMUM AND 1.4100 INCHES MAXIMUM IN
hardness_rating65.0 ROCKWELL C NOMINAL OVERALL
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.2500 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
body_outside_diameter1.5000 INCHES MINIMUM AND 1.5100 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5365-00-121-2780
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,SLEEVE TITLE COMPONENT PN 4P45 MFR SPACER,SLEEVE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.5000 INCHES MINIMUM AND 1.5100 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 ROCKWELL C NOMINAL OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.2500 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1010 OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.5000 INCHES MINIMUM AND 1.5100 INCHES MAXIMUM IN
HARDNESS RATING65.0 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.4050 INCHES MINIMUM AND 1.4100 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.2500 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1010 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
624VLD00597Reference document
Same NSN cross-reference
Reference document — Secondary reference
945053Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4P45?
4P45 is a SPACER,SLEEVE.
What parts can replace 4P45?
There are 2 known substitutes for 4P45: 624VLD00597, 945053. Substitute compatibility should be verified for your specific system.
What is the NSN for 4P45?
4P45 is cataloged in the U.S. Government catalog under NSN 5365-00-121-2780. 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.