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N5046 PIECE 91 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

N5046 PIECE 91: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485, design_type: SOLID, end_diameter: 1.1870 INCHES NOMINAL IN, bore_diameter: 0.3120 INCHES NOMINAL IN, overall_height: 0.1870 INCHES NOMINAL IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-298-3228, 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
N5046 PIECE 91
NSN: 5340-01-298-3228
FSC: 5340 — Hardware, Commercial
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485
design_typeSOLID
end_diameter1.1870 INCHES NOMINAL IN
bore_diameter0.3120 INCHES NOMINAL IN
overall_height0.1870 INCHES NOMINAL IN
style_designatorSEAT
counterbore_length0.0930 INCHES NOMINAL IN
first_step_diameter1.6250 INCHES NOMINAL IN
countersink_diameter0.5000 INCHES NOMINAL IN
countersink_angle_in_deg45.0
distance_from_end_to_first_step0.0940 INCHES NOMINAL IN
material_document_and_classificationQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-298-3228
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N5046 PIECE 91 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
•
COUNTERSINK ANGLE IN DEG: 45.0
•
FIRST STEP DIAMETER: 1.6250 INCHES NOMINAL IN
•
END DIAMETER: 1.1870 INCHES NOMINAL IN
•
COUNTERSINK DIAMETER: 0.5000 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.0940 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1870 INCHES NOMINAL IN
COUNTERSINK ANGLE IN DEG45.0
FIRST STEP DIAMETER1.6250 INCHES NOMINAL IN
END DIAMETER1.1870 INCHES NOMINAL IN
COUNTERSINK DIAMETER0.5000 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.0940 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE
COUNTERBORE LENGTH0.0930 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
H3167502 PIECE 91Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 N5046 PIECE 91?
N5046 PIECE 91 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace N5046 PIECE 91?
There is 1 known substitute for N5046 PIECE 91: H3167502 PIECE 91. Substitute compatibility should be verified for your specific system.
What is the NSN for N5046 PIECE 91?
N5046 PIECE 91 is cataloged in the U.S. Government catalog under NSN 5340-01-298-3228. 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.