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7520958 — BOOSTER,FUZE ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7520958: BOOSTER,FUZE ASSEMBLY.

The BOOSTER,FUZE ASSEMBLY is a the manufacturer industrial component. Key specifications include model_number: MK79-0, special_features: TO INCREASE RELIABILITY OF WARHEAD DETONATION WHEN COMMAND DESTRUCTED., end_item_identification: MK89-0 F/SM-II BLKIII G.M.. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-752-0958, 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
7520958
NSN: 5330-00-752-0958
NIINs: 007520958, 015601701
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
model_numberMK79-0
special_featuresTO INCREASE RELIABILITY OF WARHEAD DETONATION WHEN COMMAND DESTRUCTED.
end_item_identificationMK89-0 F/SM-II BLKIII G.M.
NSN5330-00-752-0958
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7520958 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: 0.010 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 4.906 INCHES NOMINAL IN
•
MATERIAL: PAPER AND GLUE OVERALL
•
HOLE DIAMETER: 0.531 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.010 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH9.999 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH7.875 INCHES NOMINAL IN
APERTURE DIAMETER4.906 INCHES NOMINAL IN
MATERIALPAPER AND GLUE OVERALL
HOLE DIAMETER0.531 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 2
914126Reference document
Same NSN cross-reference
Reference document — Secondary reference
2319T2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7520958?
7520958 is a BOOSTER,FUZE ASSEMBLY.
What parts can replace 7520958?
There are 2 known substitutes for 7520958: 914126, 2319T2. Substitute compatibility should be verified for your specific system.
What is the NSN for 7520958?
7520958 is cataloged in the U.S. Government catalog under NSN 5330-00-752-0958. 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.