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30-870 — RESISTOR,VARIABLE,NONWIRE WOUND,

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

30-870: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: STEEL, bore_diameter: 0.2500 INCHES NOMINAL IN, hole_diameter: 0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, hardness_rating: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 0.687 INCHES NOMINAL IN, special_features: ALLOY STEEL SOCKET HEAD CAP SCREW, TWO PIECE, BLACK FINISH. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-702-7966, 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→ 30-870
NSN: 5330-00-702-7966
NIINs: 007027966, 012217984, 013892281
FSC: 5330 — Packing and Gasket Materials
CAGE: 82805 — METAL TEXTILE DIV OF GENERAL CABLE CORP (USA)
SPECIFICATIONS
materialSTEEL
bore_diameter0.2500 INCHES NOMINAL IN
hole_diameter0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
hardness_rating35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter0.687 INCHES NOMINAL IN
special_featuresALLOY STEEL SOCKET HEAD CAP SCREW, TWO PIECE, BLACK FINISH
style_designatorCIRCULAR
aperture_diameter0.812 INCHES NOMINAL IN
bolt_hole_quantity6
bolt_circle_diameter1.750 INCHES NOMINAL IN
cross-sectional_thickness0.156 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-702-7966
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 30-870 MFR: Lindy ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.156 INCHES NOMINAL IN
•
HARDNESS RATING: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 2.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.812 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.156 INCHES NOMINAL IN
HARDNESS RATING35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER2.500 INCHES NOMINAL IN
APERTURE DIAMETER0.812 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
BOLT CIRCLE DIAMETER1.750 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
229B575H01REVBSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 30-870?
30-870 is a RESISTOR,VARIABLE,NONWIRE WOUND, manufactured by Lindy. It is classified as a MRO (MRO_GENERAL).
What parts can replace 30-870?
There is 1 known substitute for 30-870: 229B575H01REVB. Substitute compatibility should be verified for your specific system.
What is the NSN for 30-870?
30-870 is cataloged in the U.S. Government catalog under NSN 5330-00-702-7966. This indicates validated use in U.S. government and defense supply chains.
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