25821 — TRANSDUCER SUBASSEMBLY,SONAR

✓ Government record, cited

Trust · MRO · MRO_GENERAL

PRODUCT OVERVIEW

25821: TRANSDUCER SUBASSEMBLY,SONAR.

The TRANSDUCER SUBASSEMBLY,SONAR is a Trust industrial component. Key specifications include material: STEEL OVERALL, body_style: PLUG-IN TYPE, head_style: ROUND, body_length: 0.348 INCHES NOMINAL IN, head_height: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN, pilot_length: 0.045 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-014-5366, 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→ 25821

NSN: 5305-00-014-5366
NIINs: 000145366, 001000551, 001187197, 002120031, 011054506, 012325264, 012941365, 013295415
FSC: 5305 — Screws
CAGE: 15472 — SOLVENTUM PURIFICATION INC. DIV FILTRATION AND SEPARATION DIVISION (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_style	PLUG-IN TYPE
head_style	ROUND
body_length	0.348 INCHES NOMINAL IN
head_height	0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
pilot_length	0.045 INCHES NOMINAL IN
head_diameter	0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
overall_width	0.6250 INCHES NOMINAL IN
overall_length	0.518 INCHES NOMINAL IN
pilot_diameter	0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
fastener_length	0.188 INCHES NOMINAL IN
terminal_length	0.170 INCHES NOMINAL IN
NSN	5305-00-014-5366

COMPONENT DIAGRAM

KEY FEATURES

•

NONMACHINE NOMINAL THREAD DIAMETER: 0.098 INCHES IN

•

HEAD HEIGHT: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.188 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL

•

HEAD STYLE: ROUND

•

PILOT DIAMETER: 0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN

•

NONDEFINITIVE SPEC/STD DATA: U TYPE AND 1P STYLE

•

PILOT LENGTH: 0.045 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

NONMACHINE NOMINAL THREAD DIAMETER	0.098 INCHES IN
HEAD HEIGHT	0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
FASTENER LENGTH	0.188 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
HEAD STYLE	ROUND
PILOT DIAMETER	0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA	U TYPE AND 1P STYLE
PILOT LENGTH	0.045 INCHES NOMINAL IN
MATERIAL	STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
HEAD DIAMETER	0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 4

M21775Reference document

Same NSN cross-reference

Reference document — Secondary reference

21775Reference document

Same NSN cross-reference

Reference document — Secondary reference

FFS107TYPEUSTYLE1PReference document

Same NSN cross-reference

Reference document — Identification reference

145366Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 25821?

25821 is a TRANSDUCER SUBASSEMBLY,SONAR manufactured by Trust. It is classified as a MRO (MRO_GENERAL).

What parts can replace 25821?

There are 4 known substitutes for 25821: M21775, 21775, FFS107TYPEUSTYLE1P and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 25821?

25821 is cataloged in the U.S. Government catalog under NSN 5305-00-014-5366. This indicates validated use in U.S. government and defense supply chains.

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