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231512 — DISK CARTRIDGE,MAGNETIC

✓ Government record, cited
— · IT_GENERAL · ADP_SUPPLIES
PRODUCT OVERVIEW

231512: DISK CARTRIDGE,MAGNETIC.

The DISK CARTRIDGE,MAGNETIC is a the manufacturer industrial component. Key specifications include disk_type: MAGNETIC, head_style: ROUND WITH WRENCH FLATS, head_height: 0.156 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.281 INCHES NOMINAL IN, thread_length: 0.219 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-271-5261, 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
IT_GENERAL→ ADP_SUPPLIES→ 231512
NSN: 5305-00-271-5261
NIINs: 002715261, 012374466, 013068626
FSC: 5305 — Screws
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
disk_typeMAGNETIC
head_styleROUND WITH WRENCH FLATS
head_height0.156 INCHES NOMINAL IN
thread_class3A A
disk_quantity1
head_diameter0.281 INCHES NOMINAL IN
thread_length0.219 INCHES MINIMUM IN
screw_materialSTEEL COMP 4140H
fastener_length0.406 INCHES NOMINAL IN
special_features2200 BPI,12 SECTORS
thread_directionRIGHT-HAND
disk_density_ratingDS/HD
NSN5305-00-271-5261
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 231512 · 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: 0.156 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
FASTENER LENGTH: 0.406 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: STM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.219 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.099 INCHES IN
•
HEAD STYLE: ROUND WITH WRENCH FLATS
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.156 INCHES NOMINAL IN
SCREW SURFACE TREATMENTCADMIUM
FASTENER LENGTH0.406 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONSTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH0.219 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.099 INCHES IN
HEAD STYLEROUND WITH WRENCH FLATS
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.213 INCHES MINIMUM AND 0.216 INCHES MAXIMUM IN
SCREW MATERIALSTEEL COMP 4140H
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 231512?
231512 is a DISK CARTRIDGE,MAGNETIC. It is classified as a IT_GENERAL (ADP_SUPPLIES).
What is the NSN for 231512?
231512 is cataloged in the U.S. Government catalog under NSN 5305-00-271-5261. 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.