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91772A537 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91772A537: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, head_height: 0.175 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.492 INCHES NOMINAL IN, thread_length: 0.500 INCHES NOMINAL IN, screw_material: STEEL CORROSION RESISTING.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-513-2196, 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
91772A537
NSN: 5305-01-513-2196
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height0.175 INCHES NOMINAL IN
thread_class2A A
head_diameter0.492 INCHES NOMINAL IN
thread_length0.500 INCHES NOMINAL IN
screw_materialSTEEL CORROSION RESISTING
fastener_length0.500 INCHES NOMINAL IN
hardness_rating85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM
special_featuresMATERIAL IS 18-8 STAINLESS STEEL
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE III
end_item_identificationRQ-1A AND RQ-1B PREDATOR A
NSN5305-01-513-2196
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91772A537 · 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: 0.175 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
HARDNESS RATING: 85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.175 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL IN
HARDNESS RATING85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESMATERIAL IS 18-8 STAINLESS STEEL
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH LBS
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 91772A537?
91772A537 is a SCREW,MACHINE.
What is the NSN for 91772A537?
91772A537 is cataloged in the U.S. Government catalog under NSN 5305-01-513-2196. This indicates validated use in U.S. government and defense supply chains.
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