PartsTable
Technical Data Sheet
Download PDF

CA21122-08B-2-11 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CA21122-08B-2-11: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN, point_style: FLAT, point_length: 0.100 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-185-0570, 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
CA21122-08B-2-11
NSN: 5305-01-185-0570
FSC: 5305 — Screws
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
point_styleFLAT
point_length0.100 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
point_diameter0.116 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
fastener_length0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN
special_featuresCOLOR BLACK. TWO KEY WAYS ON THREADS 0.040 MIN DIA 0.050 MAX DIA
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5305-01-185-0570
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CA21122-08B-2-11 · 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
•
POINT DIAMETER: 0.116 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
•
POINT LENGTH: 0.100 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
POINT CHAMFER ANGLE: 270.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.116 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HEAD HEIGHT0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
POINT LENGTH0.100 INCHES MAXIMUM IN
FASTENER LENGTH0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
POINT CHAMFER ANGLE270.0 DEGREES NOMINAL
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEFLAT CHAMFER
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
K86S0247-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy CA21122-08B-2-11?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is CA21122-08B-2-11?
CA21122-08B-2-11 is a SETSCREW.
What parts can replace CA21122-08B-2-11?
There is 1 known substitute for CA21122-08B-2-11: K86S0247-1. Substitute compatibility should be verified for your specific system.
What is the NSN for CA21122-08B-2-11?
CA21122-08B-2-11 is cataloged in the U.S. Government catalog under NSN 5305-01-185-0570. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — CA21122-08B-2-11

✓ 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.