S235A163-21 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

S235A163-21: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL, 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: 0.075 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-401-3702, 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

S235A163-21

NSN: 5305-01-401-3702
FSC: 5305 — Screws
CAGE: 78711 — TELEPHONICS CORP (USA)

SPECIFICATIONS

material	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
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	0.075 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
fastener_length	0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.138 INCHES IN
first_diameter_from_head	0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
NSN	5305-01-401-3702

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN

•

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

•

THREAD LENGTH: 0.075 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN

•

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

•

FIRST DIAMETER FROM HEAD: 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.138 INCHES IN

•

HEAD STYLE: PAN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
FASTENER LENGTH	0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.075 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	FED 66 FED STD ALL MATERIAL RESPONSES OVERALL
FIRST DIAMETER FROM HEAD	0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.138 INCHES IN
HEAD STYLE	PAN
THREAD DIRECTION	RIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.625 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5305 — Screws

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

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

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 S235A163-21?

S235A163-21 is a SCREW,EXTERNALLY RELIEVED BODY.

What is the NSN for S235A163-21?

S235A163-21 is cataloged in the U.S. Government catalog under NSN 5305-01-401-3702. This indicates validated use in U.S. government and defense supply chains.

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S235A163-21 — SCREW,EXTERNALLY RELIEVED BODY

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