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893788-1 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

893788-1: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, thread_length: 1.696 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-274-2902, 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
893788-1
NSN: 5305-01-274-2902
FSC: 5305 — Screws
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
thread_length1.696 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
fastener_length1.850 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
special_featuresSUPPLY WITH GROOVE IN HEAD 0.595 IN. MIN. AND 0.605 IN. MAX DIA; 0.060 IN. MIN. AND 0.070 IN. MAX. LONG LOCATED 0.332 IN. MIN. AND 0.350 IN. MAX. FROM TOP OF HEAD IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE HEAD
width_across_flats0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
NSN5305-01-274-2902
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 893788-1 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.850 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE HEAD
•
THREAD LENGTH: 1.696 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
HEAD HEIGHT0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
FASTENER LENGTH1.850 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE HEAD
THREAD LENGTH1.696 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESSUPPLY WITH GROOVE IN HEAD 0.595 IN. MIN. AND 0.605 IN. MAX DIA; 0.060 IN. MIN. AND 0.070 IN. MAX. LONG LOCATED 0.332 IN. MIN. AND 0.350 IN. MAX. FROM TOP OF HEAD IN
SURFACE TREATMENTCADMIUM AND CHROMATE HEAD
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 893788-1?
893788-1 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 893788-1?
893788-1 is cataloged in the U.S. Government catalog under NSN 5305-01-274-2902. This indicates validated use in U.S. government and defense supply chains.
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