CA21017-4-06 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

CA21017-4-06: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: PAN NO. 2, grip_length: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, head_height: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-186-9288, 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

CA21017-4-06

NSN: 5305-01-186-9288
FSC: 5305 — Screws
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
head_style	PAN NO. 2
grip_length	0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
head_height	0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter	0.477 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN
thread_length	0.536 INCHES NOMINAL IN
surface_finish	32.0 MICROINCHES BEARING SURFACE OF HEAD
fastener_length	0.901 INCHES MINIMUM AND 0.921 INCHES MAXIMUM IN
special_features	THREE KEYWAYS 0.042 IN. WIDE 0.808 TO 0.828 IN. LONG MACHINED IN BODY OF SCREW IN
thread_direction	RIGHT-HAND
NSN	5305-01-186-9288

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

WIDTH ACROSS FLATS: 0.157 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN

•

HEAD HEIGHT: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.901 INCHES MINIMUM AND 0.921 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.536 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
WIDTH ACROSS FLATS	0.157 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
HEAD HEIGHT	0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
FASTENER LENGTH	0.901 INCHES MINIMUM AND 0.921 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.536 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES 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 1

LE111-0001-4006Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

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 CA21017-4-06?

CA21017-4-06 is a SCREW,CLOSE TOLERANCE.

What parts can replace CA21017-4-06?

There is 1 known substitute for CA21017-4-06: LE111-0001-4006. Substitute compatibility should be verified for your specific system.

What is the NSN for CA21017-4-06?

CA21017-4-06 is cataloged in the U.S. Government catalog under NSN 5305-01-186-9288. This indicates validated use in U.S. government and defense supply chains.

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