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1031-308 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1031-308: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, head_style: HEADLESS (SETSCREW), point_style: OVAL, thread_class: 2A A, thread_length: 0.250 INCHES NOMINAL IN, fastener_length: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-027-5016, 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
1031-308
NSN: 5305-01-027-5016
FSC: 5305 — Screws
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleOVAL
thread_class2A A
thread_length0.250 INCHES NOMINAL IN
fastener_length0.250 INCHES NOMINAL IN
hardness_rating32.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.063 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.125 INCHES IN
NSN5305-01-027-5016
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1031-308 · 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: 0.063 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SP-151 77751 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.250 INCHES NOMINAL IN
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.063 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
FASTENER LENGTH0.250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSP-151 77751 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.250 INCHES NOMINAL IN
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.125 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEOVAL
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1031-308?
1031-308 is a SETSCREW.
What is the NSN for 1031-308?
1031-308 is cataloged in the U.S. Government catalog under NSN 5305-01-027-5016. This indicates validated use in U.S. government and defense supply chains.
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