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88-20260-2 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

88-20260-2: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.095 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.500 INCHES NOMINAL IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-477-3852, 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
88-20260-2
NSN: 5305-01-477-3852
FSC: 5305 — Screws
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.095 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
thread_class2A A
thread_length0.500 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
end_item_identification6115-01-462-0290
nominal_thread_diameter0.138 INCHES IN
extended_washer_diameter0.302 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
NSN5305-01-477-3852
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 88-20260-2 · 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
•
EXTENDED WASHER THICKNESS: 0.015 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.095 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.302 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: HEXAGON EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.015 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
HEAD HEIGHT0.095 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.302 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
THREAD LENGTH0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SURFACE TREATMENTZINC OVERALL
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 88-20260-2?
88-20260-2 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 88-20260-2?
88-20260-2 is cataloged in the U.S. Government catalog under NSN 5305-01-477-3852. 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.