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25774R1 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

25774R1: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, head_style: HEXAGON, head_height: 0.234 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.000 INCHES MINIMUM IN, fastener_length: 1.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-148-3797, 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
25774R1
NSN: 5305-00-148-3797
FSC: 5305 — Screws
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
head_styleHEXAGON
head_height0.234 INCHES NOMINAL IN
thread_class3A A
thread_length1.000 INCHES MINIMUM IN
fastener_length1.875 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.562 INCHES MAXIMUM IN
nominal_thread_diameter0.375 INCHES IN
minimum_tensile_strength160000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch24
thread_series_designatorUNF
NSN5305-00-148-3797
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 25774R1 · 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: 0.234 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.875 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.562 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.234 INCHES NOMINAL IN
FASTENER LENGTH1.875 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.562 INCHES MAXIMUM IN
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
THREAD CLASS3A A
SUBSTITUTES & CROSS-REFERENCES 3
L31781Reference document
Same NSN cross-reference
Reference document — Secondary reference
28-632Reference document
Same NSN cross-reference
Reference document — Secondary reference
CSH6-24-20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 25774R1?
25774R1 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 25774R1?
There are 3 known substitutes for 25774R1: L31781, 28-632, CSH6-24-20. Substitute compatibility should be verified for your specific system.
What is the NSN for 25774R1?
25774R1 is cataloged in the U.S. Government catalog under NSN 5305-00-148-3797. This indicates validated use in U.S. government and defense supply chains.
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