405945 — FILTER,RADIO FREQUENCY INTERFERE

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

405945: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, head_style: BINDING, head_height: 0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.223 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, thread_length: 0.262 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-274-1820, 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→ 405945

NSN: 5305-00-274-1820
NIINs: 002741820, 010193244, 012288895
FSC: 5305 — Screws
CAGE: 38597 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)

SPECIFICATIONS

material	RUBBER FLUOROCARBON CLASS FPM
head_style	BINDING
head_height	0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
thread_class	2A A
head_diameter	0.223 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
thread_length	0.262 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
screw_material	STEEL
fastener_length	0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
outside_diameter	1.711 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
center_hole_diameter	1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM IN
internal_drive_style	CROSS RECESS TYPE 1
NSN	5305-00-274-1820

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN

•

SCREW SURFACE TREATMENT: CADMIUM

•

FASTENER LENGTH: 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN

•

SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE

•

THREAD LENGTH: 0.262 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.112 INCHES IN

•

HEAD STYLE: BINDING

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
SCREW SURFACE TREATMENT	CADMIUM
FASTENER LENGTH	0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH	0.262 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.112 INCHES IN
HEAD STYLE	BINDING
THREAD DIRECTION	RIGHT-HAND
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 8S STYLE
SCREW MATERIAL	STEEL

SUBSTITUTES & CROSS-REFERENCES 5

4-00523-157Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

A512423Reference document

Same NSN cross-reference

Reference document — Secondary reference

11031824-3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

FFS92Reference document

Same NSN cross-reference

Reference document — Identification reference

SC111-440-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 405945?

405945 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).

What parts can replace 405945?

There are 5 known substitutes for 405945: 4-00523-157, A512423, 11031824-3 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 405945?

405945 is cataloged in the U.S. Government catalog under NSN 5305-00-274-1820. This indicates validated use in U.S. government and defense supply chains.

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