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225-13-3 — ADAPTER,PATCH FILTER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

225-13-3: ADAPTER,PATCH FILTER.

The ADAPTER,PATCH FILTER is a the manufacturer industrial component. Key specifications include connection_type: UNTHREADED EXTERNAL TUBE FIRST END, connection_style: PLAIN (TUBE) FIRST END, end_item_identification: SAMPLE X TEST EQUIPMENT, nominal_outside_diameter_tube_accommodated: 0.250 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-243-7521, 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
225-13-3
NSN: 5305-00-243-7521
NIINs: 002437521, 013531746, 015154240
FSC: 5305 — Screws
CAGE: 11534 — BEI SENSORS & SYSTEMS COMPANY, INC. DBA BEI DUNCAN (USA)
SPECIFICATIONS
connection_typeUNTHREADED EXTERNAL TUBE FIRST END
connection_stylePLAIN (TUBE) FIRST END
end_item_identificationSAMPLE X TEST EQUIPMENT
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
NSN5305-00-243-7521
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 225-13-3 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.187 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.157 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL COMP 303
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.187 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.157 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 303
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
THREAD QUANTITY PER INCH28
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 225-13-3?
225-13-3 is a ADAPTER,PATCH FILTER.
What is the NSN for 225-13-3?
225-13-3 is cataloged in the U.S. Government catalog under NSN 5305-00-243-7521. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.