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37-21 — CABLE ASSEMBLY,SPECIAL PURPOSE,E

✓ Government record, cited
Contour Design · MRO · MRO_GENERAL
PRODUCT OVERVIEW

37-21: CABLE ASSEMBLY,SPECIAL PURPOSE,E.

Replacement Adhesive Pads to remount your Contour Rotating Flat Surface Mount. Works best on flat, non-porous, clean surfaces. This item is to be used with the current style rotating flat surface mount.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-154-4991, 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
MRO→ MRO_GENERAL→ 37-21
NSN: 5330-00-154-4991
NIINs: 001544991, 001928747, 002932136, 003606899, 004359609, 007116760, 007867347, 008272018, 008629444, 009117979, 009249599, 011016948, 011614543, 011958701, 012559129, 013148928, 016690829, 016923107
FSC: 5330 — Packing and Gasket Materials
CAGE: 73680 — GARLOCK SEALING TECHNOLOGIES LLC DBA GARLOCK SEALING TECHNOLOGIES LLC (USA)
SPECIFICATIONS
shapeCYLINDRICAL
width20.00 INCHES NOMINAL IN
length24.000 INCHES NOMINAL IN
end_typeGLAND NUT W/INTERNAL THREAD FIRST END
materialALUMINUM ALLOY 1100
tip_typeMALE HEXAGONAL
case_styleSQUARE
seal_width1.000 INCHES NOMINAL IN
body_length0.300 INCHES NOMINAL IN
overall_width4.437 INCHES NOMINAL IN
physical_formLIQUID
terminal_typeBUTTON TOP
NSN5330-00-154-4991
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 37-21 MFR: Contour Design ⚠ 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
•
SEAL WIDTH: 1.000 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 15.500 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 13.500 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
SEAL WIDTH1.000 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER15.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER13.500 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 37-21?
37-21 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E manufactured by Contour Design. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 37-21?
37-21 is cataloged in the U.S. Government catalog under NSN 5330-00-154-4991. 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.