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20974 — INDUCER

✓ Government record, cited
Legrand · BOLT SCREW
PRODUCT OVERVIEW

20974: INDUCER.

The LINDY ODD Caddy for 2.5" SATA HDD allows you to install a second internal hard drive in your notebook using the optical drive bay. This in turn can be used to add extra storage or additional dual boot capabilities to you computer. - Replaces the optical drive in your laptop.

- Allows you to add extra hard drive storage (hard drive is not included). - Designed for use with 2.5" SATA hard drives up to 9.5 mm high. - SATA ODD Slim SATA 13 pin connector to SATA HDD 22 pin connector.

- Fully integrates into your laptop or notebook, no cables, external power supplies or software drivers required. - Stainless steel & black plastic finish. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-022-5578, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
20974
NSN: 5305-00-022-5578
NIINs: 000225578, 001263766, 001323418, 005441440, 014474891
FSC: 5305 — Screws
CAGE: 15472 — SOLVENTUM PURIFICATION INC. DIV FILTRATION AND SEPARATION DIVISION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_similarityNOT IDENTICAL
overall_length7.5625 INCHES NOMINAL IN
end_item_identificationUSNS STALWART CLASS TAGOS
NSN5305-00-022-5578
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 20974 · Legrand ⚠ 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
•
HEAD HEIGHT: 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM OR ZINC
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
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SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM OR ZINC
FASTENER LENGTH0.500 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES
THREAD LENGTH0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA4S STYLE AND I TYPE
SCREW MATERIALSTEEL 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
SUBSTITUTES & CROSS-REFERENCES 3
53994AReference document
Same NSN cross-reference
Reference document — Secondary reference
FFS92TYPE1STYLE4SReference document
Same NSN cross-reference
Reference document — Identification reference
918548Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20974?
20974 is a INDUCER manufactured by Legrand.
What parts can replace 20974?
There are 3 known substitutes for 20974: 53994A, FFS92TYPE1STYLE4S, 918548. Substitute compatibility should be verified for your specific system.
What is the NSN for 20974?
20974 is cataloged in the U.S. Government catalog under NSN 5305-00-022-5578. This indicates validated use in U.S. government and defense supply chains.
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