PartsTable
Technical Data Sheet
Download PDF

1015-856-0639 — PLUNGER,DETENT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1015-856-0639: PLUNGER,DETENT.

The PLUNGER,DETENT is a the manufacturer industrial component. Key specifications include length: 1.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, diameter: 0.373 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, material: STEEL OVERALL, special_features: BOLT HOLE AT BOTTOM 0.280 IN.DIA.X 0.312 IN.DEEP; HEAT TREATMENT: CASE CARBURIZE 0.010 IN.DEEP IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-856-0639, 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
1015-856-0639
NSN: 5340-00-856-0639
FSC: 5340 — Hardware, Commercial
CAGE: A00AM — E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES
SPECIFICATIONS
length1.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
diameter0.373 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
materialSTEEL OVERALL
special_featuresBOLT HOLE AT BOTTOM 0.280 IN.DIA.X 0.312 IN.DEEP; HEAT TREATMENT: CASE CARBURIZE 0.010 IN.DEEP IN
NSN5340-00-856-0639
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1015-856-0639 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
•
LENGTH: 1.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
DIAMETER: 0.373 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
LENGTH1.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
DIAMETER0.373 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SPECIAL FEATURESBOLT HOLE AT BOTTOM 0.280 IN.DIA.X 0.312 IN.DEEP; HEAT TREATMENT: CASE CARBURIZE 0.010 IN.DEEP IN
MATERIALSTEEL OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
Ready to buy 1015-856-0639?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1015-856-0639?
1015-856-0639 is a PLUNGER,DETENT.
What is the NSN for 1015-856-0639?
1015-856-0639 is cataloged in the U.S. Government catalog under NSN 5340-00-856-0639. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1015-856-0639

✓ 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.