MS51021-102 — SETSCREW

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

MS51021-102: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include head_style: HEADLESS (SETSCREW), point_style: CUP, thread_class: 3A A, thread_length: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN, fastener_length: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN, locking_feature: PATCH OR PELLET OR STRIP THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-004-6924, 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

MS51021-102

NSN: 5305-01-004-6924
FSC: 5305 — Screws
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)

SPECIFICATIONS

head_style	HEADLESS (SETSCREW)
point_style	CUP
thread_class	3A A
thread_length	0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
fastener_length	0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
locking_feature	PATCH OR PELLET OR STRIP THREADS
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.050 INCHES NOMINAL IN
internal_drive_style	HEXAGON
nominal_thread_diameter	0.112 INCHES IN
thread_quantity_per_inch	40
NSN	5305-01-004-6924

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.050 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL

•

NOMINAL THREAD DIAMETER: 0.112 INCHES IN

•

HEAD STYLE: HEADLESS (SETSCREW)

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.050 INCHES NOMINAL IN
FASTENER LENGTH	0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.112 INCHES IN
HEAD STYLE	HEADLESS (SETSCREW)
THREAD DIRECTION	RIGHT-HAND
POINT STYLE	CUP
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 4 STYLE

SUBSTITUTES & CROSS-REFERENCES 7

FF-S-200Reference document

Same NSN cross-reference

Reference document — Identification reference

LL57XD40J3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

NAS1081C04D3NReference document

Same NSN cross-reference

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

5305PL0759518Reference document

Same NSN cross-reference

Reference document — Informative reference only

MS18064-5Reference document

Same NSN cross-reference

Reference document — Secondary reference

003-007941-102Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS51021-102?

MS51021-102 is a SETSCREW.

What parts can replace MS51021-102?

There are 7 known substitutes for MS51021-102: FF-S-200, LL57XD40J3, NAS1081C04D3N and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS51021-102?

MS51021-102 is cataloged in the U.S. Government catalog under NSN 5305-01-004-6924. This indicates validated use in U.S. government and defense supply chains.

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