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108891 — IMPELLER,PUMP,CENTRIFUGAL

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

108891: IMPELLER,PUMP,CENTRIFUGAL.

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include overall_diameter: 4.250 INCHES NOMINAL IN, features_provided: ELECTROSTATIC SENSITIVE, end_item_identification: F-4 PHANTOM II, criticality_code_justification: CBBL. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-392-0560, 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
MRO→ MRO_GENERAL→ 108891
NSN: 5305-00-392-0560
NIINs: 003920560, 008966940, 013290754, 013446072
FSC: 5305 — Screws
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
overall_diameter4.250 INCHES NOMINAL IN
special_featuresPWB 1,EXTRACTOR 2,CAP 39,DIODE 14,LED 1,CONNECTOR 1,RES 22,TRANSISTOR 2,INTEGRATED CIRCUIT 57,CRYSTAL 1,RES NTWK 17;F4 NWDS;CCA,MCU
features_providedELECTROSTATIC SENSITIVE
end_item_identificationF-4 PHANTOM II
criticality_code_justificationCBBL
NSN5305-00-392-0560
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 108891 · 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: 0.094 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.187 INCHES NOMINAL IN
•
THREAD LENGTH: 0.187 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.250 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.094 INCHES NOMINAL IN
FASTENER LENGTH0.187 INCHES NOMINAL IN
THREAD LENGTH0.187 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
THREAD QUANTITY PER INCH40
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 108891?
108891 is a IMPELLER,PUMP,CENTRIFUGAL. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 108891?
108891 is cataloged in the U.S. Government catalog under NSN 5305-00-392-0560. 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.