138521-0014 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

138521-0014: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, thread_class: 2A A, thread_length: 0.312 INCHES NOMINAL IN, fastener_length: 0.312 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, internal_drive_style: CROSS RECESS TYPE II. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-075-9458, 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

138521-0014

NSN: 5305-01-075-9458
FSC: 5305 — Screws
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)

SPECIFICATIONS

head_style	PAN
thread_class	2A A
thread_length	0.312 INCHES NOMINAL IN
fastener_length	0.312 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
internal_drive_style	CROSS RECESS TYPE II
head_surface_treatment	CHROMATE ZINC AND ENAMEL LUSTERLESS
nominal_thread_diameter	0.112 INCHES IN
thread_quantity_per_inch	40
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
NSN	5305-01-075-9458

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.312 INCHES NOMINAL IN

•

THREAD LENGTH: 0.312 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.112 INCHES IN

•

HEAD SURFACE TREATMENT: CHROMATE ZINC AND ENAMEL LUSTERLESS

•

HEAD STYLE: PAN

•

THREAD DIRECTION: RIGHT-HAND

•

INTERNAL DRIVE STYLE: CROSS RECESS TYPE II

•

THREAD CLASS: 2A A

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.312 INCHES NOMINAL IN
THREAD LENGTH	0.312 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.112 INCHES IN
HEAD SURFACE TREATMENT	CHROMATE ZINC AND ENAMEL LUSTERLESS
HEAD STYLE	PAN
THREAD DIRECTION	RIGHT-HAND
INTERNAL DRIVE STYLE	CROSS RECESS TYPE II
THREAD CLASS	2A A
THREAD QUANTITY PER INCH	40
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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

138521-14Reference 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 138521-0014?

138521-0014 is a SCREW,MACHINE.

What parts can replace 138521-0014?

There is 1 known substitute for 138521-0014: 138521-14. Substitute compatibility should be verified for your specific system.

What is the NSN for 138521-0014?

138521-0014 is cataloged in the U.S. Government catalog under NSN 5305-01-075-9458. This indicates validated use in U.S. government and defense supply chains.

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