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965807-303 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

965807-303: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.153 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN, thread_length: 0.296 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-145-6956, 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
965807-303
NSN: 5305-01-145-6956
FSC: 5305 — Screws
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleFLAT COUNTERSUNK UNDERCUT
head_height0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.153 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN
thread_length0.296 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
fastener_length0.468 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle20.0 DEGREES NOMINAL
precious_materialSILVER
surface_treatmentSILVER BEARING SURFACE OF HEAD
width_across_flats0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
NSN5305-01-145-6956
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 965807-303 · 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: 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.468 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OR QQ-S-365 TYPE 1 OR TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE BEARING SURFACE OF HEAD
•
PRECIOUS MATERIAL: SILVER
•
THREAD LENGTH: 0.296 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
FASTENER LENGTH0.468 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OR QQ-S-365 TYPE 1 OR TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE BEARING SURFACE OF HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OR QQ-S-365 TYPE 1 OR TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE TOP OF HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 TYPE 1 OR TYPE 2 OR TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
PRECIOUS MATERIALSILVER
THREAD LENGTH0.296 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES 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
81601-303Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC209S-303Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 965807-303?
965807-303 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 965807-303?
There are 2 known substitutes for 965807-303: 81601-303, AIC209S-303. Substitute compatibility should be verified for your specific system.
What is the NSN for 965807-303?
965807-303 is cataloged in the U.S. Government catalog under NSN 5305-01-145-6956. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.