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MS51958-64 — SCREW,AIRCRAFT,MATE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS51958-64: SCREW,AIRCRAFT,MATE.

The SCREW,AIRCRAFT,MATE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, thread_class: 2A A, thread_length: 0.625 INCHES MAXIMUM IN, screw_material: STEEL COMP 316, fastener_length: 0.625 INCHES MINIMUM IN, thread_direction: RIGHT-HAND.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-059-3660, 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
MS51958-64
NSN: 5305-00-059-3660
NIINs: 000593660, 001015456, 015412751
FSC: 5305 — Screws
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
head_stylePAN NO. 2
thread_class2A A
thread_length0.625 INCHES MAXIMUM IN
screw_materialSTEEL COMP 316
fastener_length0.625 INCHES MINIMUM IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNF
screw_material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE
NSN5305-00-059-3660
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS51958-64 · 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
SUBSTITUTES & CROSS-REFERENCES 9
AN520C10R10Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5M.3033.221.43Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
343-000Reference document
Same NSN cross-reference
Reference document — Secondary reference
208058Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
343-0229-000Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4912534-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS51958-64?
MS51958-64 is a SCREW,AIRCRAFT,MATE.
What parts can replace MS51958-64?
There are 9 known substitutes for MS51958-64: AN520C10R10, 5M.3033.221.43, 343-000 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS51958-64?
MS51958-64 is cataloged in the U.S. Government catalog under NSN 5305-00-059-3660. 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.