841581-51 — SCREW ASSEMBLY,PANEL

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

841581-51: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 SECONDARY WASHER, head_style: KNURLED NO. 1, head_height: 0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN, thread_class: NC, head_diameter: 0.289 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN, fastener_length: 0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-446-5325, 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

841581-51

NSN: 5305-01-446-5325
NIINs: 014465325, 016959173
FSC: 5305 — Screws
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)

SPECIFICATIONS

material	STEEL COMP 304 SECONDARY WASHER
head_style	KNURLED NO. 1
head_height	0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN
thread_class	NC
head_diameter	0.289 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN
fastener_length	0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	OXIDE FASTENER
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.164 INCHES IN
thread_quantity_per_inch	32
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
NSN	5305-01-446-5325

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN

•

MATERIAL ACCOMMODATED THICKNESS: 0.062 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.164 INCHES IN

•

HEAD STYLE: KNURLED NO. 1

•

THREAD DIRECTION: RIGHT-HAND

•

SURFACE TREATMENT: OXIDE FASTENER

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN
FASTENER LENGTH	0.922 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN
MATERIAL ACCOMMODATED THICKNESS	0.062 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.164 INCHES IN
HEAD STYLE	KNURLED NO. 1
THREAD DIRECTION	RIGHT-HAND
SURFACE TREATMENT	OXIDE FASTENER
SURFACE TREATMENT	PASSIVATE SPRING
SURFACE TREATMENT	OXIDE PRIMARY WASHER
SURFACE TREATMENT	OXIDE STAND-OFF

SUBSTITUTES & CROSS-REFERENCES 1

FT1046-51ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 841581-51?

841581-51 is a SCREW ASSEMBLY,PANEL.

What parts can replace 841581-51?

There is 1 known substitute for 841581-51: FT1046-51A. Substitute compatibility should be verified for your specific system.

What is the NSN for 841581-51?

841581-51 is cataloged in the U.S. Government catalog under NSN 5305-01-446-5325. This indicates validated use in U.S. government and defense supply chains.

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841581-51 — SCREW ASSEMBLY,PANEL

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