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2270-376 PIECE 20 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2270-376 PIECE 20: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OVERALL, head_style: FILLISTER, thread_class: 2A A, fastener_length: 1.750 INCHES NOMINAL IN, locking_feature: PATCH OR STRIP FASTENER, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-396-4344, 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
2270-376 PIECE 20
NSN: 5305-01-396-4344
FSC: 5305 — Screws
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 OVERALL
head_styleFILLISTER
thread_class2A A
fastener_length1.750 INCHES NOMINAL IN
locking_featurePATCH OR STRIP FASTENER
thread_directionRIGHT-HAND
internal_drive_styleHEXAGON
nominal_thread_diameter0.625 INCHES IN
thread_quantity_per_inch11
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationQQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5305-01-396-4344
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2270-376 PIECE 20 · 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
•
FASTENER LENGTH: 1.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: PATCH OR STRIP FASTENER
•
INTERNAL DRIVE STYLE: HEXAGON
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPATCH OR STRIP FASTENER
INTERNAL DRIVE STYLEHEXAGON
THREAD CLASS2A A
THREAD QUANTITY PER INCH11
MATERIALNICKEL ALLOY 400 OVERALL
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
6817285 PIECE 20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2270-376 PIECE 20?
2270-376 PIECE 20 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 2270-376 PIECE 20?
There is 1 known substitute for 2270-376 PIECE 20: 6817285 PIECE 20. Substitute compatibility should be verified for your specific system.
What is the NSN for 2270-376 PIECE 20?
2270-376 PIECE 20 is cataloged in the U.S. Government catalog under NSN 5305-01-396-4344. This indicates validated use in U.S. government and defense supply chains.
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