2994657-3 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

2994657-3: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, fastener_length: 0.750 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-321-4901, 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

2994657-3

NSN: 5305-01-321-4901
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

head_style	HEXAGON
head_height	0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
thread_class	3A A
thread_length	0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
fastener_length	0.750 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	CERAMIC OVERALL
width_between_flats	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
internal_drive_style	W/O INTERNAL DRIVE
nominal_thread_diameter	0.164 INCHES IN
first_diameter_from_head	0.108 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN
thread_quantity_per_inch	32
NSN	5305-01-321-4901

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.750 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-81751 TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN

•

FIRST DIAMETER FROM HEAD: 0.108 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.164 INCHES IN

•

HEAD STYLE: HEXAGON

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
FASTENER LENGTH	0.750 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-81751 TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
FIRST DIAMETER FROM HEAD	0.108 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.164 INCHES IN
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND
WIDTH BETWEEN FLATS	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.500 INCHES NOMINAL IN

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

2536426Reference document

Same NSN cross-reference

Reference document — Secondary reference

LM2536426Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 2994657-3?

2994657-3 is a SCREW,EXTERNALLY RELIEVED BODY.

What parts can replace 2994657-3?

There are 2 known substitutes for 2994657-3: 2536426, LM2536426. Substitute compatibility should be verified for your specific system.

What is the NSN for 2994657-3?

2994657-3 is cataloged in the U.S. Government catalog under NSN 5305-01-321-4901. This indicates validated use in U.S. government and defense supply chains.

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2994657-3 — SCREW,EXTERNALLY RELIEVED BODY

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