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1037-720 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1037-720: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, head_height: 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.281 INCHES NOMINAL IN, thread_length: 0.206 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN, fastener_length: 0.256 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-188-9243, 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
1037-720
NSN: 5305-01-188-9243
NIINs: 011889243, 013397726
FSC: 5305 — Screws
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
head_height0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.281 INCHES NOMINAL IN
thread_length0.206 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
fastener_length0.256 INCHES NOMINAL IN
hardness_rating28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
width_across_flats0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.125 INCHES IN
thread_quantity_per_inch40
NSN5305-01-188-9243
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1037-720 · 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: 0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.256 INCHES NOMINAL IN
•
THREAD LENGTH: 0.206 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
•
HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM IN
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
FASTENER LENGTH0.256 INCHES NOMINAL IN
THREAD LENGTH0.206 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.125 INCHES IN
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLEHEXAGON
THREAD CLASS2A A
THREAD QUANTITY PER INCH40
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1037-720?
1037-720 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 1037-720?
1037-720 is cataloged in the U.S. Government catalog under NSN 5305-01-188-9243. This indicates validated use in U.S. government and defense supply chains.
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