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Technical Data Sheet
PartsTable / COMPONENT / 1001001761
1001001761 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.375 INCHES NOMINAL IN, fastener_length: 5.400 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-578-1265, 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
1001001761
NSN: 5305-01-578-1265
FSC: 5305
CAGE: 1EFH8 — GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. DBA GDLS DIV GDLS-FP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
thread_class2A A
thread_length1.375 INCHES NOMINAL IN
fastener_length5.400 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
end_item_identificationMRAP; COUGAR E1U
nominal_thread_diameter0.563 INCHES IN
thread_quantity_per_inch18
NSN5305-01-578-1265
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1001001761 · 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
•
HEAD HEIGHT: 0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.563 INCHES IN
•
FASTENER LENGTH: 5.400 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
•
HEAD STYLE: HEXAGON
•
SURFACE TREATMENT: ZINC OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM F1941, FE/ZN 3A ASSN STD SINGLE TREATMENT RESPONSE OVERALL A
•
THREAD SERIES DESIGNATOR: UNF
•
WIDTH BETWEEN FLATS: 0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.563 INCHES IN
FASTENER LENGTH5.400 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
HEAD STYLEHEXAGON
SURFACE TREATMENTZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM F1941, FE/ZN 3A ASSN STD SINGLE TREATMENT RESPONSE OVERALL A
THREAD SERIES DESIGNATORUNF
WIDTH BETWEEN FLATS0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONMRAP; COUGAR E1U
THREAD QUANTITY PER INCH18
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
17274Interchangeable
interchangeable cross-reference
interchangeable
2350Interchangeable
interchangeable cross-reference
interchangeable
4322-0209Interchangeable
interchangeable cross-reference
interchangeable
88504Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1001001761?
1001001761 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 1001001761?
There are 4 known substitutes for 1001001761: 17274, 2350, 4322-0209 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1001001761?
1001001761 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-578-1265. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026