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494843 — SPACER,SLEEVE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

494843: SPACER,SLEEVE.

The SPACER,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.1540 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: ANODIZE OVERALL, body_inside_diameter: 0.2560 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-026-0887, 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
494843
NSN: 5307-01-026-0887
NIINs: 010260887, 013920751
FSC: 5307 — Studs
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.1540 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentANODIZE OVERALL
body_inside_diameter0.2560 INCHES NOMINAL IN
body_outside_diameter0.3900 INCHES NOMINAL IN
material_document_and_classificationQQ-A-225/6 2024 T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5307-01-026-0887
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 494843 · 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
•
COTTER PIN HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
•
THREAD LENGTH: 0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM STUD THREAD IN
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SHOULDERED
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
COTTER PIN HOLE DIAMETER0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
THREAD LENGTH0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH0.540 INCHES MINIMUM AND 0.640 INCHES MAXIMUM NUT THREAD IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSHOULDERED
OVERALL LENGTH2.170 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
SHOULDER DIAMETER0.395 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
STUD END SHANK DIAMETER0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 494843?
494843 is a SPACER,SLEEVE.
What is the NSN for 494843?
494843 is cataloged in the U.S. Government catalog under NSN 5307-01-026-0887. This indicates validated use in U.S. government and defense supply chains.
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