M19-21121-D PC147 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

M19-21121-D PC147: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.480 INCHES NOMINAL IN, thread_length: 0.500 INCHES NOMINAL IN, screw_material: STEEL OR STEEL CORROSION RESISTING OR ALUMINUM ALLOY OR COPPER ALLOY 110, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-467-6680, 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

M19-21121-D PC147

NSN: 5305-01-467-6680
FSC: 5305 — Screws
CAGE: 9F512 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	2A A
head_diameter	0.480 INCHES NOMINAL IN
thread_length	0.500 INCHES NOMINAL IN
screw_material	STEEL OR STEEL CORROSION RESISTING OR ALUMINUM ALLOY OR COPPER ALLOY 110
fastener_length	0.500 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
countersink_angle	80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	20
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
head_hole_configuration_style	HEXAGON CORNERS
NSN	5305-01-467-6680

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.500 INCHES NOMINAL IN

•

SCREW MATERIAL DOCUMENT AND CLASSIFICATION: SS-100 ASSN STD 1ST MATERIAL RESPONSE AND ANSIB18.3 ASSN STD 2ND MATERIAL RESPONSE

•

THREAD LENGTH: 0.500 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

SCREW MATERIAL: STEEL OR STEEL CORROSION RESISTING OR ALUMINUM ALLOY OR COPPER ALLOY 110

•

COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.500 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	SS-100 ASSN STD 1ST MATERIAL RESPONSE AND ANSIB18.3 ASSN STD 2ND MATERIAL RESPONSE
THREAD LENGTH	0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SCREW MATERIAL	STEEL OR STEEL CORROSION RESISTING OR ALUMINUM ALLOY OR COPPER ALLOY 110
COUNTERSINK ANGLE	80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
THREAD CLASS	2A A
THREAD QUANTITY PER INCH	20

SUBSTITUTES & CROSS-REFERENCES 2

PL-M19-21121-D PC 147Reference document

Same NSN cross-reference

Reference document — Secondary reference

M19-20873 PC NO 23Reference 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 M19-21121-D PC147?

M19-21121-D PC147 is a SCREW,MACHINE.

What parts can replace M19-21121-D PC147?

There are 2 known substitutes for M19-21121-D PC147: PL-M19-21121-D PC 147, M19-20873 PC NO 23. Substitute compatibility should be verified for your specific system.

What is the NSN for M19-21121-D PC147?

M19-21121-D PC147 is cataloged in the U.S. Government catalog under NSN 5305-01-467-6680. This indicates validated use in U.S. government and defense supply chains.

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