MS51957-30 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

MS51957-30: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.429 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, screw_material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-054-6654, 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

MS51957-30

NSN: 5305-00-054-6654
NIINs: 000546654, 010097124, 017003431
FSC: 5305 — Screws
CAGE: 63020 — CRESCENT MANUFACTURING OPERATING COMPANY (USA)

SPECIFICATIONS

head_style	PAN
head_height	0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
thread_class	2A A
head_diameter	0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length	0.429 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
screw_material	STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305
fastener_length	0.429 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
internal_drive_style	CROSS RECESS TYPE III
nominal_thread_diameter	0.138 INCHES IN
screw_surface_treatment	PASSIVATE
thread_quantity_per_inch	32
NSN	5305-00-054-6654

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 9

935.63.11.437Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

330-3059-350Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS1957-327Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

0210-0030Reference document

Same NSN cross-reference

Reference document — Secondary reference

31-119918-6208Reference document

Same NSN cross-reference

Reference document — Secondary reference

0453-226Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS51957-30?

MS51957-30 is a SCREW,MACHINE.

What parts can replace MS51957-30?

There are 9 known substitutes for MS51957-30: 935.63.11.437, 330-3059-350, MS1957-327 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS51957-30?

MS51957-30 is cataloged in the U.S. Government catalog under NSN 5305-00-054-6654. This indicates validated use in U.S. government and defense supply chains.

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