M19-21121-D PC138 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

M19-21121-D PC138: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN, thread_length: 8.000 INCHES NOMINAL IN, fastener_length: 8.000 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-467-6462, 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 PC138

NSN: 5305-01-467-6462
FSC: 5305 — Screws
CAGE: 9F512 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	HEXAGON
head_height	0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
thread_length	8.000 INCHES NOMINAL IN
fastener_length	8.000 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	OXIDE OVERALL
width_between_flats	0.812 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
nominal_thread_diameter	0.500 INCHES IN
thread_quantity_per_inch	13
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
surface_treatment_document_and_classification	SAEJ123 ASSN STD 1ST TREATMENT RESPONSE OR ASTMF,BLACKOXIDEORCHEMICALCOAT ASSN STD 2ND TREATMENT RESPONSE OVERALL
NSN	5305-01-467-6462

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN

•

FASTENER LENGTH: 8.000 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SAEJ123 ASSN STD 1ST TREATMENT RESPONSE OR ASTMF,BLACKOXIDEORCHEMICALCOAT ASSN STD 2ND TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 8.000 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.500 INCHES IN

•

HEAD STYLE: HEXAGON

•

THREAD DIRECTION: RIGHT-HAND

•

WIDTH BETWEEN FLATS: 0.812 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
FASTENER LENGTH	8.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	SAEJ123 ASSN STD 1ST TREATMENT RESPONSE OR ASTMF,BLACKOXIDEORCHEMICALCOAT ASSN STD 2ND TREATMENT RESPONSE OVERALL
THREAD LENGTH	8.000 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.500 INCHES IN
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND
WIDTH BETWEEN FLATS	0.812 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
SURFACE TREATMENT	OXIDE OVERALL
THREAD QUANTITY PER INCH	13

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

PL-M19-21121-D PC 138Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 PC138?

M19-21121-D PC138 is a SCREW,CAP,HEXAGON HEAD.

What parts can replace M19-21121-D PC138?

There is 1 known substitute for M19-21121-D PC138: PL-M19-21121-D PC 138. Substitute compatibility should be verified for your specific system.

What is the NSN for M19-21121-D PC138?

M19-21121-D PC138 is cataloged in the U.S. Government catalog under NSN 5305-01-467-6462. This indicates validated use in U.S. government and defense supply chains.

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M19-21121-D PC138 — SCREW,CAP,HEXAGON HEAD

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