HR243E3-15 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

HR243E3-15: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR RING, head_style: FLAT COUNTERSUNK UNDERCUT, grip_length: 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN, head_height: 0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-280-6741, 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

HR243E3-15

NSN: 5305-01-280-6741
FSC: 5305 — Screws
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR RING
head_style	FLAT COUNTERSUNK UNDERCUT
grip_length	0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN
head_height	0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
head_diameter	0.339 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
thread_length	0.338 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN
surface_finish	32.0 MICROINCHES THREADS
fastener_length	1.286 INCHES MINIMUM AND 1.316 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN	5305-01-280-6741

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

HEAD HEIGHT: 0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.286 INCHES MINIMUM AND 1.316 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER

•

THREAD LENGTH: 0.338 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE FASTENER

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
HEAD HEIGHT	0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
FASTENER LENGTH	1.286 INCHES MINIMUM AND 1.316 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
THREAD LENGTH	0.338 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-R-6855,CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE RING
NOMINAL THREAD DIAMETER	0.190 INCHES IN

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: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is HR243E3-15?

HR243E3-15 is a SCREW,CLOSE TOLERANCE.

What is the NSN for HR243E3-15?

HR243E3-15 is cataloged in the U.S. Government catalog under NSN 5305-01-280-6741. This indicates validated use in U.S. government and defense supply chains.

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HR243E3-15 — SCREW,CLOSE TOLERANCE

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