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PartsTable / COMPONENT / 40258-1
40258-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MAINTENANCE KIT,GUN is a the manufacturer industrial component. Key specifications include special_features: BORESIGHT KIT, COMPONENT USED FOR ALIGNMENT OF WEAPON SYSTEM WITH OPTICAL SIGHTING SYSTEM.. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-548-2243, 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
40258-1
NSN: 5365-01-548-2243
FSC: 5365
CAGE: 62228 — MEGGITT DEFENSE SYSTEMS, INC. DBA MEGGITT DEFENSE SYSTEMS INC (USA)
SPECIFICATIONS
special_featuresBORESIGHT KIT, COMPONENT USED FOR ALIGNMENT OF WEAPON SYSTEM WITH OPTICAL SIGHTING SYSTEM.
NSN5365-01-548-2243
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MAINTENANCE KIT,GUN TITLE COMPONENT PN 40258-1 MFR MAINTENANCE KIT,GUN
KEY FEATURES
•
TAPER INCLUDED ANGLE: 4 DEGREES
•
TAPERED PORTION LENGTH: 1.000 INCHES NOMINAL IN
•
MATERIAL: IRON
•
SURFACE TREATMENT: ENAMEL
•
INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
SPLIT WIDTH: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TAPER INCLUDED ANGLE4 DEGREES
TAPERED PORTION LENGTH1.000 INCHES NOMINAL IN
OVERALL LENGTH1.000 INCHES NOMINAL IN
MATERIALIRON
SURFACE TREATMENTENAMEL
END ITEM IDENTIFICATIONUSED ON MEGGITT AERIAL GUNNERY TARGET SYSTEM AGS-36/A/A37-U-36
INSIDE DIAMETER1.000 INCHES NOMINAL IN
SPLIT WIDTH0.125 INCHES NOMINAL IN
LARGE END OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
00664-0192Interchangeable
interchangeable cross-reference
interchangeable
RC20GF512JInterchangeable
interchangeable cross-reference
interchangeable
D16101Interchangeable
interchangeable cross-reference
interchangeable
16101Interchangeable
interchangeable cross-reference
interchangeable
056-21100-25Interchangeable
interchangeable cross-reference
interchangeable
0170-0052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40258-1?
40258-1 is a MAINTENANCE KIT,GUN.
What parts can replace 40258-1?
There are 12 known substitutes for 40258-1: 00664-0192, RC20GF512J, D16101 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40258-1?
40258-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-548-2243. 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