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51087 — REACTOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

51087: REACTOR.

The REACTOR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010, body_width: 3.312 INCHES NOMINAL IN, body_height: 5.188 INCHES NOMINAL IN, body_length: 3.875 INCHES NOMINAL IN, head_height: 0.078 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-634-7276, 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
51087
NSN: 5340-00-634-7276
NIINs: 006347276, 011784108, 015459231
FSC: 5340 — Hardware, Commercial
CAGE: 61864 — TRW ASSEMBLIES AND FASTENERS GROUP (USA)
SPECIFICATIONS
materialSTEEL COMP 1010
body_width3.312 INCHES NOMINAL IN
body_height5.188 INCHES NOMINAL IN
body_length3.875 INCHES NOMINAL IN
head_height0.078 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeFULLY INCLOSED
overall_height0.266 INCHES NOMINAL IN
prong_quantity6
inductance_typeFIXED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
NSN5340-00-634-7276
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51087 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
•
HEAD HEIGHT: 0.078 INCHES NOMINAL IN
•
HOLE ACCOMMODATION DIAMETER: 0.359 INCHES NOMINAL IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.025 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STANDARD
•
PRONG OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OR ZINC
•
HEAD OUTSIDE DIAMETER: 0.562 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.266 INCHES NOMINAL IN
HEAD HEIGHT0.078 INCHES NOMINAL IN
HOLE ACCOMMODATION DIAMETER0.359 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS0.025 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
STYLE DESIGNATORSTANDARD
PRONG OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR ZINC
HEAD OUTSIDE DIAMETER0.562 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010
PRONG QUANTITY6
SUBSTITUTES & CROSS-REFERENCES 2
36215Reference document
Same NSN cross-reference
Reference document — Secondary reference
NAS451Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 51087?
51087 is a REACTOR.
What parts can replace 51087?
There are 2 known substitutes for 51087: 36215, NAS451. Substitute compatibility should be verified for your specific system.
What is the NSN for 51087?
51087 is cataloged in the U.S. Government catalog under NSN 5340-00-634-7276. 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.