2877556-1 — SCREW ASSEMBLY,PANEL

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

2877556-1: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 SPRING, head_style: KNURLED NO. 4, head_height: 0.590 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.436 INCHES MINIMUM AND 0.466 INCHES MAXIMUM IN, thread_length: 0.250 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-290-2707, 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

2877556-1

NSN: 5305-01-290-2707
FSC: 5305 — Screws
CAGE: 52088 — LOCKHEED MARTIN CORPORATION DIV RMS - MANASSAS (USA)

SPECIFICATIONS

material	STEEL COMP 302 SPRING
head_style	KNURLED NO. 4
head_height	0.590 INCHES NOMINAL IN
thread_class	3A A
head_diameter	0.436 INCHES MINIMUM AND 0.466 INCHES MAXIMUM IN
thread_length	0.250 INCHES NOMINAL IN
fastener_length	0.677 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	ANODIZE HEAD
width_across_flats	0.156 INCHES NOMINAL IN
internal_drive_style	HEXAGON
nominal_thread_diameter	0.190 INCHES IN
NSN	5305-01-290-2707

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.156 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.590 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.677 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER

•

MATERIAL ACCOMMODATED THICKNESS: 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.156 INCHES NOMINAL IN
HEAD HEIGHT	0.590 INCHES NOMINAL IN
FASTENER LENGTH	0.677 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 TY 1 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
MATERIAL ACCOMMODATED THICKNESS	0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
THREAD LENGTH	0.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE FASTENER

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

DRB7500HS-10-C-3Reference 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 2877556-1?

2877556-1 is a SCREW ASSEMBLY,PANEL.

What parts can replace 2877556-1?

There is 1 known substitute for 2877556-1: DRB7500HS-10-C-3. Substitute compatibility should be verified for your specific system.

What is the NSN for 2877556-1?

2877556-1 is cataloged in the U.S. Government catalog under NSN 5305-01-290-2707. This indicates validated use in U.S. government and defense supply chains.

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