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42309-1 — LEAD,ELECTRICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

42309-1: LEAD,ELECTRICAL.

The LEAD,ELECTRICAL is a the manufacturer industrial component. Key specifications include angle: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM, material: PLASTIC TETRAFLUOROETHYLENE OVERALL, joint_type: SCARF-BUTT RETAINER, peripheral_diameter: 0.233 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN, center_hole_diameter: 0.125 INCHES NOMINAL IN, distance_between_ends: 0.032 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-171-5052, 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
42309-1
NSN: 5330-00-171-5052
NIINs: 001715052, 010731676
FSC: 5330 — Packing and Gasket Materials
CAGE: 81982 — HYDRO-AIRE AEROSPACE CORP (USA)
SPECIFICATIONS
angle25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
materialPLASTIC TETRAFLUOROETHYLENE OVERALL
joint_typeSCARF-BUTT RETAINER
special_featuresFLAT BRAIDED TINNED COPPER STRANDS PER QQ-W-343,TYPE S;36 AWG WIRE GAUGE;0.125 IN. WD;0.020 IN. THK;4.200 IN. C-TO-C DISTANCE BETWEEN LUGS IN
peripheral_diameter0.233 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN
center_hole_diameter0.125 INCHES NOMINAL IN
distance_between_ends0.032 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
cross-sectional_height0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
cross-sectional_thickness0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
cross-sectional_shape_styleFLAT
material_document_and_classificationSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-171-5052
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 42309-1 MFR: OEM ⚠ 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: 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE
•
ANGLE: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
•
PERIPHERAL DIAMETER: 0.233 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN
•
DISTANCE BETWEEN ENDS: 0.032 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE
ANGLE25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
PERIPHERAL DIAMETER0.233 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN
DISTANCE BETWEEN ENDS0.032 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.125 INCHES NOMINAL IN
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
JOINT TYPESCARF-BUTT RETAINER
SUBSTITUTES & CROSS-REFERENCES 7
MS35803-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
598X1Reference document
Same NSN cross-reference
Reference document — Secondary reference
1005146-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS28782-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MS28782Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 42309-1?
42309-1 is a LEAD,ELECTRICAL.
What parts can replace 42309-1?
There are 7 known substitutes for 42309-1: MS35803-6, SAE-AS8791, 598X1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42309-1?
42309-1 is cataloged in the U.S. Government catalog under NSN 5330-00-171-5052. 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.