HT326-4A19 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

HT326-4A19: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, surface_finish: 32.0 MICROINCHES GRIP, countersink_angle: 100.0 DEGREES NOMINAL, surface_treatment: CADMIUM OR CADMIUM AND CHROMATE OVERALL, thread_series_designator: UNIFIED NATIONAL JOINT FINE (UNJF), specification/standard_data: 26512-GB510N MANUFACTURERS STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-043-1371, 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

HT326-4A19

NSN: 5305-01-043-1371
FSC: 5305 — Screws
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

material	STEEL COMP H11 OVERALL
surface_finish	32.0 MICROINCHES GRIP
countersink_angle	100.0 DEGREES NOMINAL
surface_treatment	CADMIUM OR CADMIUM AND CHROMATE OVERALL
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
specification/standard_data	26512-GB510N MANUFACTURERS STANDARD
part_name_assigned_by_controlling_agency	NAVY SPECIAL PROJECT
surface_treatment_document_and_classification	NAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TY 2 CL 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
NSN	5305-01-043-1371

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES GRIP

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: NAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TY 2 CL 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL

•

SPECIFICATION/STANDARD DATA: 26512-GB510N MANUFACTURERS STANDARD

•

SURFACE TREATMENT: CADMIUM OR CADMIUM AND CHROMATE OVERALL

•

COUNTERSINK ANGLE: 100.0 DEGREES NOMINAL

•

MATERIAL: STEEL COMP H11 OVERALL

•

THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	NAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TY 2 CL 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
SPECIFICATION/STANDARD DATA	26512-GB510N MANUFACTURERS STANDARD
SURFACE TREATMENT	CADMIUM OR CADMIUM AND CHROMATE OVERALL
COUNTERSINK ANGLE	100.0 DEGREES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
MATERIAL	STEEL COMP H11 OVERALL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)

SUBSTITUTES & CROSS-REFERENCES 4

GB510N4A19Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

GB510FG4-19Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SFH22D4A19Reference document

Same NSN cross-reference

Reference document — Secondary reference

BM19045-4-19Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 HT326-4A19?

HT326-4A19 is a SCREW,CLOSE TOLERANCE.

What parts can replace HT326-4A19?

There are 4 known substitutes for HT326-4A19: GB510N4A19, GB510FG4-19, SFH22D4A19 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for HT326-4A19?

HT326-4A19 is cataloged in the U.S. Government catalog under NSN 5305-01-043-1371. This indicates validated use in U.S. government and defense supply chains.

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