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Technical Data Sheet
PartsTable / COMPONENT / 82161
82161 ✓ Verified by PartsTable
Hama · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

- Ideal for insulation of subwoofer speakers, spare wheel subwoofers etc.<br>- Easy to install<br>- Dimensions: 75 x 100 cm. Key specifications include width: 5.860 INCHES NOMINAL IN, height: 1.610 INCHES NOMINAL IN, length: 8.685 INCHES NOMINAL IN, material: STEEL OVERALL, disk_type: SINGLE, body_width: 0.399 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-025-7657, 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
82161
NSN: 5305-00-025-7657
FSC: 5305
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
width5.860 INCHES NOMINAL IN
height1.610 INCHES NOMINAL IN
length8.685 INCHES NOMINAL IN
materialSTEEL OVERALL
disk_typeSINGLE
body_width0.399 INCHES NOMINAL IN
head_styleHEADLESS (SETSCREW)
body_length0.515 INCHES NOMINAL IN
design_formDISK
design_typeINTEGRAL RIM
point_styleDOG
groove_depth1.312 INCHES NOMINAL IN
NSN5305-00-025-7657
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 82161 · Hama ⚠ 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
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 3A A
•
HARDNESS RATING: 40.0 ROCKWELL C NOMINAL OVERALL
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD SERIES DESIGNATOR: UNF
•
POINT STYLE: DOG
•
FASTENER LENGTH: 0.312 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A A
SPECIAL FEATURES2DRILLED HOLES IN THREADED END 0.053 IN DIA IN
HARDNESS RATING40.0 ROCKWELL C NOMINAL OVERALL
HEAD STYLEHEADLESS (SETSCREW)
THREAD SERIES DESIGNATORUNF
POINT STYLEDOG
FASTENER LENGTH0.312 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
INTERNAL DRIVE STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
3661241Interchangeable
interchangeable cross-reference
interchangeable
602479Interchangeable
interchangeable cross-reference
interchangeable
82161BInterchangeable
interchangeable cross-reference
interchangeable
82161Interchangeable
interchangeable cross-reference
interchangeable
SM-A-942087Interchangeable
interchangeable cross-reference
interchangeable
159490-3-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 82161?
82161 is a CAPACITOR,FIXED,PAPER DIELECTRIC manufactured by Hama.
What parts can replace 82161?
There are 7 known substitutes for 82161: 3661241, 602479, 82161B and 4 more. Substitute compatibility should be verified for your specific system.
Is 82161 still available?
82161 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026