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189-1239 — BATTERY,NONRECHARGEABLE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

189-1239: BATTERY,NONRECHARGEABLE.

The BATTERY,NONRECHARGEABLE is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include shape: RECTANGULAR, material: STEEL OVERALL, head_style: PAN, head_height: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN, head_diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, overall_width: 0.560 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-163-5737, 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
189-1239
NSN: 5305-01-163-5737
NIINs: 011635737, 014784657
FSC: 5305 — Screws
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialSTEEL OVERALL
head_stylePAN
head_height0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
head_diameter0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
overall_width0.560 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
terminal_typePIN BOTTOM
overall_height0.385 INCHES NOMINAL IN
overall_length0.835 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
fastener_length0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
voltage_in_volts2.8
features_providedCASEHARDENED
NSN5305-01-163-5737
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 189-1239 · 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD HEIGHT: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: GM 4276-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
NONMACHINE THREAD STYLE: NARROW FLUTE (TYPE E)
•
MATERIAL DOCUMENT AND CLASSIFICATION: GM 6010-M FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
FEATURES PROVIDED: CASEHARDENED
•
HEAD STYLE: PAN
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
NONMACHINE NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD HEIGHT0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
FASTENER LENGTH0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM 4276-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NONMACHINE THREAD STYLENARROW FLUTE (TYPE E)
MATERIAL DOCUMENT AND CLASSIFICATIONGM 6010-M FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDCASEHARDENED
HEAD STYLEPAN
SURFACE TREATMENTPHOSPHATE OVERALL
INTERNAL DRIVE STYLESLOT
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 189-1239?
189-1239 is a BATTERY,NONRECHARGEABLE.
What is the NSN for 189-1239?
189-1239 is cataloged in the U.S. Government catalog under NSN 5305-01-163-5737. 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.