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M37B440-4G — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

M37B440-4G: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, head_style: PAN NO. 2, head_height: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, thread_length: 0.169 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-147-4024, 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
M37B440-4G
NSN: 5305-01-147-4024
FSC: 5305 — Screws
CAGE: 26233 — NYLOK LLC (USA)
SPECIFICATIONS
materialCOPPER OVERALL
head_stylePAN NO. 2
head_height0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
thread_length0.169 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
fastener_length0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
locking_featurePELLET THREADS
thread_directionRIGHT-HAND
precious_materialGOLD
surface_treatmentGOLD OVERALL
internal_drive_styleSLOT
NSN5305-01-147-4024
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: M37B440-4G · 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: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
PRECIOUS MATERIAL: GOLD
•
THREAD LENGTH: 0.169 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: PELLET THREADS
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
PRECIOUS MATERIALGOLD
THREAD LENGTH0.169 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPELLET THREADS
SURFACE TREATMENTGOLD OVERALL
PRECIOUS MATERIAL AND LOCATIONOVERALL GOLD
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 1
877755-00Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M37B440-4G?
M37B440-4G is a SCREW,CAP,SOCKET HEAD.
What parts can replace M37B440-4G?
There is 1 known substitute for M37B440-4G: 877755-00. Substitute compatibility should be verified for your specific system.
What is the NSN for M37B440-4G?
M37B440-4G is cataloged in the U.S. Government catalog under NSN 5305-01-147-4024. This indicates validated use in U.S. government and defense supply chains.
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