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91205A342 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91205A342: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.19 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.312 INCHES NOMINAL IN, thread_length: 0.50 INCHES NOMINAL IN, screw_material: STEEL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-686-2822, 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
91205A342
NSN: 5305-01-686-2822
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.19 INCHES NOMINAL IN
thread_class3A A
head_diameter0.312 INCHES NOMINAL IN
thread_length0.50 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.50 INCHES NOMINAL IN
hardness_rating37.0 ROCKWELL C NOMINAL
locking_featurePATCH
special_featuresROHS COMPLIANT
thread_directionRIGHT-HAND
width_across_flats0.15625 INCHES NOMINAL IN
NSN5305-01-686-2822
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91205A342 · 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: 0.15625 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.19 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: BLACK CHEMICAL FINISH AND OXIDE
•
FASTENER LENGTH: 0.50 INCHES NOMINAL IN
•
THREAD LENGTH: 0.50 INCHES NOMINAL IN
•
HARDNESS RATING: 37.0 ROCKWELL C NOMINAL
•
LOCKING FEATURE MATERIAL: PLASTIC
•
NOMINAL THREAD DIAMETER: 0.19 INCHES IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.15625 INCHES NOMINAL IN
HEAD HEIGHT0.19 INCHES NOMINAL IN
SCREW SURFACE TREATMENTBLACK CHEMICAL FINISH AND OXIDE
FASTENER LENGTH0.50 INCHES NOMINAL IN
THREAD LENGTH0.50 INCHES NOMINAL IN
HARDNESS RATING37.0 ROCKWELL C NOMINAL
LOCKING FEATURE MATERIALPLASTIC
NOMINAL THREAD DIAMETER0.19 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91205A342?
91205A342 is a SCREW,MACHINE.
What is the NSN for 91205A342?
91205A342 is cataloged in the U.S. Government catalog under NSN 5305-01-686-2822. 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.