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A15906 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A15906: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, body_width: 1.020 INCHES MAXIMUM IN, head_style: WATERTIGHT, body_height: 0.830 INCHES MAXIMUM IN, body_length: 1.020 INCHES MAXIMUM IN, head_height: 0.130 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-391-8090, 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
A15906
NSN: 5305-00-391-8090
NIINs: 003918090, 009365937
FSC: 5305 — Screws
CAGE: 29556 — POLAROID CORPORATION DBA POLAROID (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
body_width1.020 INCHES MAXIMUM IN
head_styleWATERTIGHT
body_height0.830 INCHES MAXIMUM IN
body_length1.020 INCHES MAXIMUM IN
head_height0.130 INCHES NOMINAL IN
thread_class2A A
head_diameter0.312 INCHES NOMINAL IN
thread_length0.094 INCHES MINIMUM IN
inclosure_typeFULLY INCLOSED
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.401 INCHES NOMINAL IN
NSN5305-00-391-8090
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A15906 · 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
•
HEAD HEIGHT: 0.130 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.401 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.276 INCHES NOMINAL FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.190 INCHES MINIMUM AND 0.191 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.094 INCHES MINIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: WATERTIGHT
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.130 INCHES NOMINAL IN
FASTENER LENGTH0.401 INCHES NOMINAL IN
SHOULDER LENGTH0.276 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER DIAMETER0.190 INCHES MINIMUM AND 0.191 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.094 INCHES MINIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEWATERTIGHT
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTLACQUER OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A15906?
A15906 is a TRANSFORMER,AUDIO FREQUENCY.
What is the NSN for A15906?
A15906 is cataloged in the U.S. Government catalog under NSN 5305-00-391-8090. 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.