GS551B3S29 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

GS551B3S29: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 8630 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.327 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.437 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN, fastener_length: 1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-040-9684, 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

GS551B3S29

NSN: 5305-00-040-9684
FSC: 5305 — Screws
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

material	STEEL COMP 4037 OR STEEL COMP 8630 OVERALL
head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.327 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length	0.437 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
fastener_length	1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
locking_feature	PATCH OR PELLET OR STRIP THREADS
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatment	CADMIUM OVERALL
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.190 INCHES IN
NSN	5305-00-040-9684

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.437 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6300 ASSN STD 14TH MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

LOCKING FEATURE: PATCH OR PELLET OR STRIP THREADS

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.437 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6300 ASSN STD 14TH MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
LOCKING FEATURE	PATCH OR PELLET OR STRIP THREADS
SURFACE TREATMENT	CADMIUM OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH LBS

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

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 GS551B3S29?

GS551B3S29 is a SCREW,CAP,SOCKET HEAD.

What is the NSN for GS551B3S29?

GS551B3S29 is cataloged in the U.S. Government catalog under NSN 5305-00-040-9684. This indicates validated use in U.S. government and defense supply chains.

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