LL57D058S56M — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

LL57D058S56M: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: UNDERCUT PAN NO. 2, head_height: 0.170 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.604 INCHES NOMINAL IN, thread_length: 1.700 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-079-9545, 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

LL57D058S56M

NSN: 5305-00-079-9545
FSC: 5305 — Screws
CAGE: 03038 — LONG-LOK, LLC (USA)

SPECIFICATIONS

material	STEEL COMP 302 OVERALL
head_style	UNDERCUT PAN NO. 2
head_height	0.170 INCHES NOMINAL IN
thread_class	2A A
head_diameter	0.604 INCHES NOMINAL IN
thread_length	1.700 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN
fastener_length	3.500 INCHES NOMINAL IN
locking_feature	PELLET THREADS
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
internal_drive_style	SLOT
nominal_thread_diameter	0.312 INCHES IN
NSN	5305-00-079-9545

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.170 INCHES NOMINAL IN

•

FASTENER LENGTH: 3.500 INCHES NOMINAL IN

•

THREAD LENGTH: 1.700 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.312 INCHES IN

•

HEAD STYLE: UNDERCUT PAN NO. 2

•

THREAD DIRECTION: RIGHT-HAND

•

LOCKING FEATURE: PELLET THREADS

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.170 INCHES NOMINAL IN
FASTENER LENGTH	3.500 INCHES NOMINAL IN
THREAD LENGTH	1.700 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES IN
HEAD STYLE	UNDERCUT PAN NO. 2
THREAD DIRECTION	RIGHT-HAND
LOCKING FEATURE	PELLET THREADS
SURFACE TREATMENT	PASSIVATE OVERALL
INTERNAL DRIVE STYLE	SLOT

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753

SUBSTITUTES & CROSS-REFERENCES 2

1240090-168Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LL57D058S056MSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 LL57D058S56M?

LL57D058S56M is a SCREW,CAP,SOCKET HEAD.

What parts can replace LL57D058S56M?

There are 2 known substitutes for LL57D058S56M: 1240090-168, LL57D058S056M. Substitute compatibility should be verified for your specific system.

What is the NSN for LL57D058S56M?

LL57D058S56M is cataloged in the U.S. Government catalog under NSN 5305-00-079-9545. This indicates validated use in U.S. government and defense supply chains.

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