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H003139 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H003139: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.656 INCHES NOMINAL IN, thread_length: 1.130 INCHES NOMINAL IN, fastener_length: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-532-0735, 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
H003139
NSN: 5305-01-532-0735
FSC: 5305 — Screws
CAGE: 5T389 — FAST GLOBAL SOLUTIONS INC DBA WASP INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.656 INCHES NOMINAL IN
thread_length1.130 INCHES NOMINAL IN
fastener_length1.500 INCHES NOMINAL IN
special_featuresGRADE 5; ROCKWELL HARDNESS 38-44 R/C; MIN. TENSILE STRENGHT, 137,000 PSI
thread_directionRIGHT-HAND
countersink_angle82.0 DEGREES NOMINAL
width_across_flats0.188 INCHES NOMINAL IN
internal_drive_styleHEXAGON
end_item_identificationMHU226 GR HAN
NSN5305-01-532-0735
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H003139 · 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: 0.188 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.500 INCHES NOMINAL IN
•
THREAD LENGTH: 1.130 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.188 INCHES NOMINAL IN
FASTENER LENGTH1.500 INCHES NOMINAL IN
THREAD LENGTH1.130 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESGRADE 5; ROCKWELL HARDNESS 38-44 R/C; MIN. TENSILE STRENGHT, 137,000 PSI
INTERNAL DRIVE STYLEHEXAGON
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, MACHINE
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 1
FHSYZ 031 0150 18Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H003139?
H003139 is a SCREW,CAP,SOCKET HEAD.
What parts can replace H003139?
There is 1 known substitute for H003139: FHSYZ 031 0150 18. Substitute compatibility should be verified for your specific system.
What is the NSN for H003139?
H003139 is cataloged in the U.S. Government catalog under NSN 5305-01-532-0735. 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.