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76Z3553-7 — THUMBSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

76Z3553-7: THUMBSCREW.

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, head_style: KNURLED NO. 6, head_height: 0.800 INCHES NOMINAL IN, point_style: DOG, point_length: 0.250 INCHES NOMINAL IN, thread_class: 2A A.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-200-6038, 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
76Z3553-7
NSN: 5305-01-200-6038
FSC: 5305 — Screws
CAGE: 15090 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
head_styleKNURLED NO. 6
head_height0.800 INCHES NOMINAL IN
point_styleDOG
point_length0.250 INCHES NOMINAL IN
thread_class2A A
head_diameter0.500 INCHES NOMINAL IN
thread_length0.720 INCHES NOMINAL IN
point_diameter0.250 INCHES NOMINAL IN
fastener_length1.090 INCHES MINIMUM AND 1.1110 INCHES MAXIMUM IN
special_featuresKNURLED HEAD HAS 0.720 IN. DIA FLANGE AT BASE IN
thread_directionRIGHT-HAND
NSN5305-01-200-6038
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 76Z3553-7 · 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
•
POINT DIAMETER: 0.250 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.800 INCHES NOMINAL IN
•
POINT LENGTH: 0.250 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.090 INCHES MINIMUM AND 1.1110 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.720 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 17-4PH MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: KNURLED NO. 6
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.250 INCHES NOMINAL IN
HEAD HEIGHT0.800 INCHES NOMINAL IN
POINT LENGTH0.250 INCHES NOMINAL IN
FASTENER LENGTH1.090 INCHES MINIMUM AND 1.1110 INCHES MAXIMUM IN
THREAD LENGTH0.720 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION17-4PH MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEKNURLED NO. 6
THREAD DIRECTIONRIGHT-HAND
POINT STYLEDOG
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 76Z3553-7?
76Z3553-7 is a THUMBSCREW.
What is the NSN for 76Z3553-7?
76Z3553-7 is cataloged in the U.S. Government catalog under NSN 5305-01-200-6038. 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.