HT357E8-19 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

HT357E8-19: 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: 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN, head_height: 0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-337-5976, 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

HT357E8-19

NSN: 5305-01-337-5976
FSC: 5305 — Screws
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR RING
head_style	FLAT COUNTERSUNK UNDERCUT
grip_length	1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
head_height	0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
head_diameter	0.966 INCHES MINIMUM AND 1.014 INCHES MAXIMUM IN
thread_length	0.768 INCHES NOMINAL IN
surface_finish	32.0 MICROINCHES BEARING SURFACE OF HEAD
fastener_length	1.172 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN	5305-01-337-5976

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

HEAD HEIGHT: 0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.172 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.768 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE FASTENER

•

NOMINAL THREAD DIAMETER: 0.500 INCHES IN

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	0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
FASTENER LENGTH	1.172 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN
THREAD LENGTH	0.768 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
NOMINAL THREAD DIAMETER	0.500 INCHES IN
FEATURES PROVIDED	O RING
HEAD STYLE	FLAT COUNTERSUNK UNDERCUT

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 HT357E8-19?

HT357E8-19 is a SCREW,CLOSE TOLERANCE.

What is the NSN for HT357E8-19?

HT357E8-19 is cataloged in the U.S. Government catalog under NSN 5305-01-337-5976. This indicates validated use in U.S. government and defense supply chains.

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HT357E8-19 — SCREW,CLOSE TOLERANCE

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