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Technical Data Sheet
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400258 — 400258

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

400258: 400258.

The 400258 is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: COUNTERMEASURE DETECTING SYSTEM PROPHETAN/MLQ DATA ANALYSIS CENTRAL PROPHET. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-638-9669, 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
MRO→ MRO_GENERAL→ 400258
NSN: 5325-00-638-9669
NIINs: 006389669, 013691417, 017104503
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyCOUNTERMEASURE DETECTING SYSTEM PROPHETAN/MLQ DATA ANALYSIS CENTRAL PROPHET
NSN5325-00-638-9669
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 400258 · 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
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENTCADMIUM OVERALL
END ITEM IDENTIFICATIONW/S:AIRCRAFT, F-16; HELICOPTER, SEA KNIGHT H-46; FMS-A7 AIRCRAFT
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
CLC4002T8Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 400258?
400258 is a 400258. It is classified as a MRO (MRO_GENERAL).
What parts can replace 400258?
There is 1 known substitute for 400258: CLC4002T8. Substitute compatibility should be verified for your specific system.
What is the NSN for 400258?
400258 is cataloged in the U.S. Government catalog under NSN 5325-00-638-9669. 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.