186549 — CAPACITOR,FIXED,PLASTIC DIELECTR

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

186549: CAPACITOR,FIXED,PLASTIC DIELECTR.

CAPACITOR,FIXED,PLASTIC DIELECTR. Key specifications include material: COPPER ALLOY BODY, nut_style: HEXAGON, nut_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF, connection_type: THREADED EXTERNAL PIPE ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-638-5803, 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

MRO→ MRO_GENERAL→ 186549

NSN: 5310-00-638-5803
NIINs: 006385803, 012841013, 015350675
FSC: 5310 — Nuts and Washers
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)

SPECIFICATIONS

material	COPPER ALLOY BODY
nut_style	HEXAGON
nut_height	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNF
connection_type	THREADED EXTERNAL PIPE ALL ENDS
connection_style	PLAIN (PIPE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
countersink_angle	89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM NUT
surface_treatment	CADMIUM OVERALL
width_across_flats	0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN
NSN	5310-00-638-5803

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400-2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNF

•

HOLE CONFIGURATION STYLE: CONFIGURATION C

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5010 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5022 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5024 ASSN STD 3RD MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.438 INCHES IN

•

NUT HEIGHT: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN

TYPICAL APPLICATIONS

RAID cache protection during power loss events
Write-back cache enablement for storage controllers
Enterprise server data integrity assurance
Hot-swap battery/capacitor replacement in production

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400-2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNF
HOLE CONFIGURATION STYLE	CONFIGURATION C
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5010 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5022 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5024 ASSN STD 3RD MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.438 INCHES IN
NUT HEIGHT	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
DRILLED HOLE DIAMETER	0.046 INCHES NOMINAL IN
SURFACE TREATMENT	CADMIUM OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

MILF5509Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 186549?

186549 is a CAPACITOR,FIXED,PLASTIC DIELECTR. It is classified as a MRO (MRO_GENERAL).

What parts can replace 186549?

There is 1 known substitute for 186549: MILF5509. Substitute compatibility should be verified for your specific system.

What is the NSN for 186549?

186549 is cataloged in the U.S. Government catalog under NSN 5310-00-638-5803. This indicates validated use in U.S. government and defense supply chains.

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186549 — CAPACITOR,FIXED,PLASTIC DIELECTR

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