3M1238-4-6 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3M1238-4-6: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, thread_class: 3A A, thread_direction: RIGHT-HAND, nominal_thread_diameter: 0.250 INCHES IN, thread_quantity_per_inch: 28, thread_series_designator: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5305-01-521-7314, 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

3M1238-4-6

NSN: 5305-01-521-7314
NIINs: 015217314, 015784348
FSC: 5305 — Screws
CAGE: 1VSL7 — HOUSTON PRECISION FASTENERS I LP (USA)

SPECIFICATIONS

head_style	HEXAGON
thread_class	3A A
thread_direction	RIGHT-HAND
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	28
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
part_name_assigned_by_controlling_agency	SCREW, MACHINE
NSN	5305-01-521-7314

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

CA2254-4-6Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

FIT7764-4-6Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3M1238-4-6?

3M1238-4-6 is a SCREW,MACHINE.

What parts can replace 3M1238-4-6?

There are 2 known substitutes for 3M1238-4-6: CA2254-4-6, FIT7764-4-6. Substitute compatibility should be verified for your specific system.

What is the NSN for 3M1238-4-6?

3M1238-4-6 is cataloged in the U.S. Government catalog under NSN 5305-01-521-7314. This indicates validated use in U.S. government and defense supply chains.

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