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CC-N-281 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CC-N-281: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, head_style: FLAT CHAMFER, head_height: 0.115 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.184 INCHES NOMINAL IN, thread_length: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-351-0792, 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
CC-N-281
NSN: 5305-01-351-0792
FSC: 5305 — Screws
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
head_styleFLAT CHAMFER
head_height0.115 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.184 INCHES NOMINAL IN
thread_length0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.251 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
shoulder_length0.076 INCHES MINIMUM AND 0.088 INCHES MAXIMUM FIRST SHOULDER IN
special_featuresUNDERCUT BETWEEN SHOULDER AND THREADS .050 IN. LONG,.094 IN. MIN. AT CIRCUMFERENCE IN
thread_directionRIGHT-HAND
shoulder_diameter0.137 INCHES NOMINAL FIRST SHOULDER IN
NSN5305-01-351-0792
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CC-N-281 · 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: 0.115 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.251 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.076 INCHES MINIMUM AND 0.088 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.137 INCHES NOMINAL FIRST SHOULDER IN
•
THREAD LENGTH: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.115 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
FASTENER LENGTH0.251 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
SHOULDER LENGTH0.076 INCHES MINIMUM AND 0.088 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.137 INCHES NOMINAL FIRST SHOULDER IN
THREAD LENGTH0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.125 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESUNDERCUT BETWEEN SHOULDER AND THREADS .050 IN. LONG,.094 IN. MIN. AT CIRCUMFERENCE IN
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 2
DF330649-FN-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
211057706Same 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 CC-N-281?
CC-N-281 is a SCREW,SHOULDER.
What parts can replace CC-N-281?
There are 2 known substitutes for CC-N-281: DF330649-FN-20, 211057706. Substitute compatibility should be verified for your specific system.
What is the NSN for CC-N-281?
CC-N-281 is cataloged in the U.S. Government catalog under NSN 5305-01-351-0792. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.