DF330617-53 — SETSCREW

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

DF330617-53: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEADLESS (SETSCREW), point_style: FLAT, thread_class: 3A A, fastener_length: 0.625 INCHES NOMINAL IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-441-4241, 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

DF330617-53

NSN: 5305-01-441-4241
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
head_style	HEADLESS (SETSCREW)
point_style	FLAT
thread_class	3A A
fastener_length	0.625 INCHES NOMINAL IN
hardness_rating	35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
surface_treatment	OXIDE OVERALL
width_across_flats	0.125 INCHES NOMINAL IN
internal_drive_style	HEXAGON
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	20
NSN	5305-01-441-4241

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.125 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.625 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: FED66 FED STD ALL MATERIAL RESPONSES OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: HEADLESS (SETSCREW)

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.125 INCHES NOMINAL IN
FASTENER LENGTH	0.625 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	FED66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	HEADLESS (SETSCREW)
THREAD DIRECTION	RIGHT-HAND
POINT STYLE	FLAT
NONDEFINITIVE SPEC/STD DATA	1JSTY1 TYPE

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 2

211034258Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

FF-S-200Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is DF330617-53?

DF330617-53 is a SETSCREW.

What parts can replace DF330617-53?

There are 2 known substitutes for DF330617-53: 211034258, FF-S-200. Substitute compatibility should be verified for your specific system.

What is the NSN for DF330617-53?

DF330617-53 is cataloged in the U.S. Government catalog under NSN 5305-01-441-4241. This indicates validated use in U.S. government and defense supply chains.

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