12988985 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

12988985: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, head_style: KNURLED NO. 4, head_height: 7.0 MILLIMETERS NOMINAL MM, thread_class: 2A A, head_diameter: 21.95 MILLIMETERS NOMINAL MM, thread_length: 13.2 MILLIMETERS NOMINAL MM.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-461-0327, 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

12988985

NSN: 5305-01-461-0327
FSC: 5305 — Screws
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 7075 OVERALL
head_style	KNURLED NO. 4
head_height	7.0 MILLIMETERS NOMINAL MM
thread_class	2A A
head_diameter	21.95 MILLIMETERS NOMINAL MM
thread_length	13.2 MILLIMETERS NOMINAL MM
fastener_length	116.7 MILLIMETERS NOMINAL MM
special_features	SCREW,SECURING BUTTSTOCK
thread_direction	RIGHT-HAND
internal_drive_style	SLOT
nominal_thread_diameter	0.437 INCHES IN
thread_quantity_per_inch	20
NSN	5305-01-461-0327

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 7.0 MILLIMETERS NOMINAL MM

•

FASTENER LENGTH: 116.7 MILLIMETERS NOMINAL MM

•

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF TENTH DIAMETER: 98.1 MILLIMETERS NOMINAL MM

•

THREAD LENGTH: 13.2 MILLIMETERS NOMINAL MM

•

NOMINAL THREAD DIAMETER: 0.437 INCHES IN

•

HEAD STYLE: KNURLED NO. 4

•

THREAD DIRECTION: RIGHT-HAND

•

NONSTANDARD THREAD PITCH DIAMETER: +13.2 TO 14.2 MILLIMETERS MM

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	7.0 MILLIMETERS NOMINAL MM
FASTENER LENGTH	116.7 MILLIMETERS NOMINAL MM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF TENTH DIAMETER	98.1 MILLIMETERS NOMINAL MM
THREAD LENGTH	13.2 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER	0.437 INCHES IN
HEAD STYLE	KNURLED NO. 4
THREAD DIRECTION	RIGHT-HAND
NONSTANDARD THREAD PITCH DIAMETER	+13.2 TO 14.2 MILLIMETERS MM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
SPECIAL FEATURES	SCREW,SECURING BUTTSTOCK

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 1

5305PL0915957Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12988985?

12988985 is a SCREW,EXTERNALLY RELIEVED BODY.

What parts can replace 12988985?

There is 1 known substitute for 12988985: 5305PL0915957. Substitute compatibility should be verified for your specific system.

What is the NSN for 12988985?

12988985 is cataloged in the U.S. Government catalog under NSN 5305-01-461-0327. This indicates validated use in U.S. government and defense supply chains.

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12988985 — SCREW,EXTERNALLY RELIEVED BODY

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